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Chemdor Official Document
Chemdor Chemicals L.L.C.
Safety Data Sheet (SDS)
According to Globally Harmonized System (GHS)
Product Name: 4-Amino-1-methyl-3-n-propyl-5-pyrazolecarboxamide
CAS Number: 139756-02-8
Catalog No / SKU: CHA.86307
Document Date: May 11, 2026
SECTION 1: Identification of the substance/mixture and of the company/undertaking
1.1
Product identifiers
Product name
:
CHA.86307
pyrazolecarboxamide
Product
Number
:
CHA.86307
Brand
:
Chemdor Chemicals International L.L.C.
REACH No.
:
A registration number is not available for this substance as the
substance or its uses are exempted from registration, the
annual tonnage does not require a registration or the
registration is envisaged for a later registration deadline.
CAS-No.
:
139756-02-8
1.2
Relevant identified uses of the substance or mixture and uses advised against
Identified uses
:
Laboratory chemicals, Manufacture of substances
1.3
Details of the supplier of the safety data sheet
Company
:
Chemdor Chemicals International L.L.C.
Via Monte Rosa 93
I-20149 MILANO
Telephone
:
+39 02 3341 7340
Fax
:
+39 02 3801 0737
E-mail address
:
serviziotecnico@Chemdorgroup.com
1.4
Emergency telephone
Emergency Phone #
:
800-789-767 (CHEMTREC Italia)
+39-02-4555-7031 (CHEMTREC chiamate
internazionali)
+39 02-6610-1029 (Centro Antiveleni
Niguarda Ca' Granda - Milano)
SECTION 2: Hazards identification
2.1
Classification of the substance or mixture
Skin irritation, (Category 2)
H315
:
Causes skin irritation.
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Eye irritation, (Category 2)
H319
:
Causes serious eye irritation.
Specific target organ toxicity -
H335
:
May cause respiratory irritation.
single exposure, (Category 3),
Respiratory system
2.2
Label elements
Labelling according Regulation (EC) No 1272/2008
Pictogram
Signal Word Warning
Hazard Statements
H315 Causes skin irritation.
H319 Causes serious eye irritation.
H335 May cause respiratory irritation.
Precautionary Statements
P261 Avoid breathing dust/ fume/ gas/ mist/ vapors/ spray.
P264 Wash skin thoroughly after handling.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/ eye protection/ face protection.
P302 + P352 IF ON
SKIN
:
Wash with plenty of water.
P305 + P351 + P338 IF IN
EYES
:
Rinse cautiously with water for several minutes.
Remove contact lenses, if present and easy to do. Continue
rinsing.
Supplemental Hazard none
Statements
Reduced Labeling (<= 125 ml)
Pictogram
Signal Word Warning
Hazard Statements none
Precautionary Statements none
Supplemental Hazard none
Statements
2.3
Other hazards
This substance/mixture contains no components considered to be either persistent,
bioaccumulative and toxic (PBT), or very persistent and very bioaccumulative (vPvB) at
levels of 0.1% or higher.
Ecological information
:
The substance/mixture does not contain components considered to have endocrine
disrupting properties according to REACH Article 57(f) or Commission Delegated regulation
(EU) 2017/2100 or Commission Regulation (EU) 2018/605 at levels of 0.1% or higher.
Toxicological information
:
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The substance/mixture does not contain components considered to have endocrine
disrupting properties according to REACH Article 57(f) or Commission Delegated regulation
(EU) 2017/2100 or Commission Regulation (EU) 2018/605 at levels of 0.1% or higher.
SECTION 3: Composition/information on ingredients
3.1
Substances
Synonyms
:
4-Amino-2-methyl-5-propyl-2H-pyrazole-3-carboxylic acid
amide
Molecular weight
:
182,22 g/mol
CAS-No.
:
139756-02-8
Component Classification Concentration
4-Amino-1-methyl-3-N-propyl-pyrazole-5-carboxamide
CAS-No. 139756-02-8 Skin Irrit. 2; Eye Irrit. 2; <= 100 %
STOT SE 3; H315, H319,
H335
For the full text of the H-Statements mentioned in this Section, see
Section 16.
SECTION 4: First aid measures
4.1
Description of first-aid measures
General advice
Consult a physician. Show this material safety data sheet to the doctor in attendance.
If inhaled
If breathed in, move person into fresh air. If not breathing, give artificial respiration.
Consult a physician.
In case of skin contact
Wash off with soap and plenty of water. Consult a physician.
In case of eye contact
Rinse thoroughly with plenty of water for at least 15 minutes and consult a physician.
If swallowed
Never give anything by mouth to an unconscious person. Rinse mouth with water. Consult
a physician.
4.2
Most important symptoms and effects, both acute and delayed
The most important known symptoms and effects are described in the labelling (see
section 2.2) and/or in section 11
4.3
Indication of any immediate medical attention and special treatment needed
No data available
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SECTION 5: Firefighting measures
5.1
Extinguishing media
Suitable extinguishing media
Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide.
5.2
Special hazards arising from the substance or mixture
Carbon oxides
Nitrogen oxides (NOx)
5.3
Advice for firefighters
Wear self-contained breathing apparatus for firefighting if necessary.
5.4
Further information
No data available
SECTION 6: Accidental release measures
6.1
Personal precautions, protective equipment and emergency procedures
Use personal protective equipment. Avoid dust formation. Avoid breathing vapors, mist or
gas. Ensure adequate ventilation. Evacuate personnel to safe areas. Avoid breathing dust.
For personal protection see
section 8.
6.2
Environmental precautions
Do not let product enter drains.
6.3
Methods and materials for containment and cleaning up
Pick up and arrange disposal without creating dust. Sweep up and shovel. Keep in
suitable, closed containers for disposal.
6.4
Reference to other sections
For disposal see
section 13.
SECTION 7: Handling and storage
7.1
Precautions for safe handling
Advice on safe handling
Avoid contact with skin and eyes. Avoid formation of dust and aerosols.
Advice on protection against fire and explosion
Provide appropriate exhaust ventilation at places where dust is formed.
Hygiene measures
Handle in accordance with good industrial hygiene and safety practice. Wash hands before
breaks and at the end of workday.
For precautions see
section 2.2.
7.2
Conditions for safe storage, including any incompatibilities
Storage conditions
Keep container tightly closed in a dry and well-ventilated place. Store in cool place.
Storage class
Storage class (TRGS 510)
:
11: Combustible Solids
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7.3
Specific end use(s)
Apart from the uses mentioned in
section 1.2 no other specific uses are stipulated
SECTION 8: Exposure controls/personal protection
8.1
Control parameters
Ingredients with workplace control parameters
8.2
Exposure controls
Personal protective equipment
Eye/face protection
Safety glasses with side-shields conforming to EN166 Use equipment for eye
protection tested and approved under appropriate government standards such as
NIOSH (US) or EN 166(EU).
Skin protection
Handle with gloves. Gloves must be inspected prior to use. Use proper glove
removal technique (without touching glove's outer surface) to avoid skin contact
with this product. Dispose of contaminated gloves after use in accordance with
applicable laws and good laboratory practices. Wash and dry hands.
The selected protective gloves have to satisfy the specifications of Regulation (EU)
2016/425 and the standard EN 374 derived from it.
Body Protection
Impervious clothing, The type of protective equipment must be selected according
to the concentration and amount of the dangerous substance at the specific
workplace.
Respiratory protection
For nuisance exposures use type P95 (US) or type P1 (EU EN 143) particle
respirator.For higher level protection use type OV/AG/P99 (US) or type ABEK-P2 (EU
EN 143) respirator cartridges. Use respirators and components tested and approved
under appropriate government standards such as NIOSH (US) or CEN (EU).
Control of environmental exposure
Do not let product enter drains.
SECTION 9: Physical and chemical properties
9.1
Information on basic physical and chemical properties
a) Physical state powder
b) Color light gray
c) Odor No data available
d) Melting Melting point/range
:
98 - 101 °C - lit.
point/freezing point
e) Initial boiling point No data available
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and boiling range
f) Flammability (solid, No data available
gas)
g) Upper/lower No data available
flammability or
explosive limits
h) Flash point No data available
i) Autoignition No data available
temperature
j) Decomposition No data available
temperature
k) pH No data available
l) Viscosity Viscosity, kinematic
:
No data available
Viscosity, dynamic
:
No data available
m) Water solubility No data available
n) Partition coefficient
:
No data available
n-octanol/water
o) Vapor pressure No data available
p) Density No data available
Relative density No data available
q) Relative vapor No data available
density
r) Particle No data available
characteristics
s) Explosive properties No data available
t) Oxidizing properties No data available
9.2
Other safety information
No data available
SECTION 10: Stability and reactivity
10.1
Reactivity
No data available
10.2
Chemical stability
Stable under recommended storage conditions.
10.3
Possibility of hazardous reactions
No data available
10.4
Conditions to avoid
No data available
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10.5
Incompatible materials
acids, Bases, Strong oxidizing agents
10.6
Hazardous decomposition products
In the event of fire
:
see section 5
SECTION 11: Toxicological information
11.1
Information on toxicological effects
Acute toxicity
Oral
:
No data available
Inhalation
:
No data available
Dermal
:
No data available
Skin corrosion/irritation
Remarks
:
No data available
Serious eye damage/eye irritation
Remarks
:
No data available
Respiratory or skin sensitization
No data available
Germ cell mutagenicity
No data available
Carcinogenicity
No data available
Reproductive toxicity
No data available
Specific target organ toxicity - single exposure
Inhalation - May cause respiratory irritation.
Specific target organ toxicity - repeated exposure
No data available
Aspiration hazard
No data available
11.2
Additional Information
Endocrine disrupting properties
Product
:
CHA.86307
Assessment
:
The substance/mixture does not contain
components considered to have endocrine
disrupting properties according to REACH Article
57(f) or Commission Delegated regulation (EU)
2017/2100 or Commission Regulation (EU)
2018/605 at levels of 0.1% or higher.
To the best of our knowledge, the chemical, physical, and toxicological properties have not
been thoroughly investigated.
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SECTION 12: Ecological information
12.1
Toxicity
No data available
12.2
Persistence and degradability
No data available
12.3
Bioaccumulative potential
No data available
12.4
Mobility in soil
No data available
12.5
Results of PBT and vPvB assessment
This substance/mixture contains no components considered to be either persistent,
bioaccumulative and toxic (PBT), or very persistent and very bioaccumulative (vPvB) at
levels of 0.1% or higher.
12.6
Endocrine disrupting properties
Product
:
CHA.86307
Assessment
:
The substance/mixture does not contain components
considered to have endocrine disrupting properties
according to REACH Article 57(f) or Commission
Delegated regulation (EU) 2017/2100 or Commission
Regulation (EU) 2018/605 at levels of 0.1% or higher.
12.7
Other adverse effects
No data available
SECTION 13: Disposal considerations
13.1
Waste treatment methods
Product
Offer surplus and non-recyclable solutions to a licensed disposal company. Dissolve or
mix the material with a combustible solvent and burn in a chemical incinerator equipped
with an afterburner and scrubber. Waste material must be disposed of in accordance with
the Directive on waste 2008/98/EC as well as other national and local regulations. Leave
chemicals in original containers. No mixing with other waste. Handle uncleaned containers
like the product itself.
Contaminated packaging
Dispose of as unused product.
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SECTION 14: Transport information
14.1
UN number
ADR/RID
:
-
IMDG
:
-
IATA
:
-
14.2
UN proper shipping name
ADR/RID
:
Not dangerous goods
IMDG
:
Not dangerous goods
IATA
:
Not dangerous goods
14.3
Transport hazard class(es)
ADR/RID
:
-
IMDG
:
-
IATA
:
-
14.4
Packaging group
ADR/RID
:
-
IMDG
:
-
IATA
:
-
14.5
Environmental hazards
ADR/RID
:
no IMDG Marine pollutant: no
IATA
:
no
14.6
Special precautions for user
No data available
Further information
Not classified as dangerous in the meaning of transport regulations.
SECTION 15: Regulatory information
15.1
Safety, health and environmental regulations/legislation specific for the
substance or mixture
This material safety data sheet complies with the requirements of Regulation (EC) No.
1907/2006.
15.2
Chemical Safety Assessment
For this product a chemical safety assessment was not carried out
SECTION 16: Other information
Full text of H-Statements
H315 Causes skin irritation.
H319 Causes serious eye irritation.
H335 May cause respiratory irritation.
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Full text of other abbreviations
ADN - European Agreement concerning the International Carriage of Dangerous Goods
by Inland Waterways; ADR - Agreement concerning the International Carriage of
Dangerous Goods by Road; AIIC - Australian Inventory of Industrial Chemicals; ASTM -
American Society for the Testing of Materials; bw - Body weight; CMR - Carcinogen,
Mutagen or Reproductive Toxicant; DIN - Standard of the German Institute for
Standardisation; DSL - Domestic Substances List (Canada); ECx - Concentration
associated with x% response; ELx - Loading rate associated with x% response; EmS -
Emergency Schedule; ENCS - Existing and New Chemical Substances (Japan); ErCx -
Concentration associated with x% growth rate response; GHS - Globally Harmonized
System; GLP - Good Laboratory Practice; IARC - International Agency for Research on
Cancer; IATA - International Air Transport Association; IBC - International Code for the
Construction and Equipment of Ships carrying Dangerous Chemicals in Bulk; IC50 - Half
maximal inhibitory concentration; ICAO - International Civil Aviation Organization;
IECSC - Inventory of Existing Chemical Substances in China; IMDG - International
Maritime Dangerous Goods; IMO - International Maritime Organization; ISHL - Industrial
Safety and Health Law (Japan); ISO - International Organisation for Standardization;
KECI - Korea Existing Chemicals Inventory; LC50 - Lethal Concentration to 50 % of a
test population; LD50 - Lethal Dose to 50% of a test population (Median Lethal Dose);
MARPOL - International Convention for the Prevention of Pollution from Ships; n.o.s. -
Not Otherwise Specified; NO(A)EC - No Observed (Adverse) Effect Concentration;
NO(A)EL - No Observed (Adverse) Effect Level; NOELR - No Observable Effect Loading
Rate; NZIoC - New Zealand Inventory of Chemicals; OECD - Organization for Economic
Co-operation and Development; OPPTS - Office of Chemical Safety and Pollution
Prevention; PBT - Persistent, Bioaccumulative and Toxic substance; PICCS - Philippines
Inventory of Chemicals and Chemical Substances; (Q)SAR - (Quantitative) Structure
Activity Relationship; REACH - Regulation (EC) No 1907/2006 of the European
Parliament and of the Council concerning the Registration, Evaluation, Authorisation and
Restriction of Chemicals; RID - Regulations concerning the International Carriage of
Dangerous Goods by Rail; SADT - Self-Accelerating Decomposition Temperature; SDS -
Safety Data Sheet; TCSI - Taiwan Chemical Substance Inventory; TECI - Thailand
Existing Chemicals Inventory; TSCA - Toxic Substances Control Act (United States); UN
- United Nations; UNRTDG - United Nations Recommendations on the Transport of
Dangerous Goods; vPvB - Very Persistent and Very Bioaccumulative
Further information
Copyright 2020 Chemdor Co. LLC. License granted to make unlimited paper copies
for internal use only.
The information is believed to be correct but is not exhaustive and will be used solely as
a guideline, which is based on current knowledge of the chemical substance or mixture
and is applicable to appropriate safety precautions for the product. It does not represent
any guarantee of the properties of the product. Chemdor Corporation and its
Affiliates shall not be held liable for any damage resulting from handling or from contact
with the above product. See www.Chemdor.com and/or the reverse side of invoice
or packing slip for additional terms and conditions of sale.
The branding on the header and/or footer of this document may temporarily not visually match
the product purchased as we transition our branding. However, all of the information in the
document regarding the product remains unchanged and matches the product ordered. For
further information please contact info@chemdor.com.
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Chemdor Chemicals International L.L.C. shall not be held liable for any damage resulting from handling or from contact with the above product.
See www.chemdor.com for additional terms and conditions of sale.