Crotonic Acid
- CAS Number
- 107-93-7
- HSN Code
- 29161990
- Molecular Formula
- C4H6O2
- Catalogue Number
- AL1563
- Purity
- ≥ 97%
- Molecular Weight
- 86.09 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
Crotonic acid is a but-2-enoic acid with a trans- double bond at C-2. It has been isolated from Daucus carota.
Also known as 2-Butenoic acid, trans-Butenoic acid.
- Catalogue No.
- AL1563
- CAS Number
- 107-93-7
- Molecular Formula
- C4H6O2
- Molecular Weight
- 86.09 g/mol
- HSN Code
- 29161990
- Grade
- 97% For Synthesis
- Product Form
- Substance
Melting point: 72 °C; Boiling point: 185 °C; Flash point: 88 °C o.c; Density: Density = 1.018 at 15 °C/4 °C.
- Appearance
- White crystalline solid
- Shelf Life
- 2 years
- Packaging
- Available in: 100 gm plastic bottle, 250 gm plastic bottle
- Storage
- Store only in original container. Store only if stabilized. Separated from food and feedstuffs, strong bases and peroxides. Well closed. Dry. Keep in the dark. Ventilation along the floor. Store in an area without drain or sewer access.
1.1 — Product identifier
- Chemical Name
- Crotonic Acid
- Catalogue No.
- AL1563
- Product form
- Substance
- CAS Number
- 107-93-7
- EC Number
- 203-533-9
- Grade
- 97% For Synthesis
- EC Index Number
- 607-095-00-7
- Chemical Formula
- C4H6O2
- HSN Code
- 29161990
- Synonyms
- 2-Butenoic acid, trans-Butenoic acid
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Synthetic intermediate and monomer precursor
- Uses advised against
- Not specified
1.3 — Details of the supplier of the safety data sheet
- Company identification
- Address:- 102, B wing, Savgan Heights, RTO Lane,Andheri (W), Mumbai-400 053Maharashtra, India.
1.4 — Emergency Contact Details
- Phone / e-Mail
- Phone : +91 22 26317055 Mobile : +91 9820385757 e-mail : info@alphachemika.co.in
2.1 — Classification of the substance or mixture
- Classification according to Regulation (EC) No 1272/2008
- Acute Tox. 4; Skin Corr. 1B; Eye Dam. 1
- Classification source
- ECHA C&L Inventory via PubChem CID 637090 - hazard classes notified by at least 50% of companies; pictograms and signal word derived from those statements
2.2 — Label elements
- Hazard pictograms
- Corrosive, Irritant
- Signal word
- Danger
- Hazard statements
- H302: Harmful if swallowed; H312: Harmful in contact with skin; H314: Causes severe skin burns and eye damage; H318: Causes serious eye damage
- Precautionary statements
- P260, P264, P264+P265, P270, P280, P301+P317, P301+P330+P331, P302+P352, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P321, P330, P362+P364, P363, P405, P501
2.3 — Other hazards
- Other hazards
- Corrosive to metals
3.1 — Substance
- Name
- Crotonic Acid
- CAS No.
- 107-93-7
4.1 — Description of first aid measures
- First-aid measures after inhalation
- Move to fresh air. If symptoms persist, seek medical attention.
- First-aid measures after skin contact
- Wash with soap and water. Seek medical attention if irritation develops.
- First-aid measures after eye contact
- Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing. Seek medical attention.
- First-aid measures after ingestion
- Rinse mouth. Do NOT induce vomiting. Seek medical attention.
4.2 — Most important symptoms and effects, both acute and delayed
- Symptoms relating to use
- Irritation of the respiratory tract, skin, and eyes.
4.3 — Indication of any immediate medical attention and special treatment needed
- General information
- Treat symptomatically. Show this safety data sheet to the treating physician.
5.1 — Extinguishing media
- Suitable extinguishing media
- Water spray, carbon dioxide, dry chemical powder, foam.
- Unsuitable extinguishing media
- Not specified
5.2 — Special hazards arising from the substance or mixture
- Special procedures
- The vapour is heavier than air.
5.3 — Advice for firefighters
- Protection during firefighting
- Do not enter fire area without proper protective equipment, including respiratory protection.
6.1.1 — For non-emergency personnel
- Emergency procedures
- Evacuate area and ventilate. Wear appropriate protective equipment.
6.3 — Methods and material for containment and cleaning up
- Methods for cleaning up
- Evacuate danger area! Remove all ignition sources. Consult an expert! Personal protection: face shield. Do NOT let this chemical enter the environment. Let solidify.
6.4 — Reference to other sections
- Reference
- Not specified
7.1 — Precautions for safe handling
- Precautions for safe handling
- Use personal protective equipment. Avoid contact with skin and eyes.
- Hygiene measures
- Wash hands and other exposed areas with mild soap and water before eating, drinking or smoking and when leaving work.
7.2 — Conditions for safe storage, including any incompatibilities
- Storage conditions
- Store only in original container. Store only if stabilized. Separated from food and feedstuffs, strong bases and peroxides. Well closed. Dry. Keep in the dark. Ventilation along the floor. Store in an area without drain or sewer access.
8.2 — Exposure controls
- Hand protection
- Protective gloves (e.g. nitrile rubber)
- Eye protection
- Chemical safety goggles or safety glasses
- Skin and body protection
- Wear suitable protective clothing
- Respiratory protection
- Use appropriate respiratory protection if ventilation is inadequate.
9.1 — Information on basic physical and chemical properties
- Physical state
- Solid
- Colour
- White
- Odour
- Slightly pungent
- Odour threshold
- No data available
- pH value
- No data available
- Relative evaporation rate (butylacetate=1)
- No data available
- Melting point
- 72 °C
- Freezing point
- No data available
- Boiling point
- 185 °C
- Flash point
- 88 °C o.c.
- Auto-ignition temperature
- 745 °F (396 °C)
- Decomposition temperature
- No data available
- Flammability (solid, gas)
- Flammable solid
- Vapour pressure
- 24 Pa at 20 °C
- Relative vapour density at 20°C
- 2.97 (air= 1)
- Density
- Density = 1.018 at 15 °C/4 °C
- Solubility
- Slightly soluble in water, soluble in organic solvents
- Log Pow
- Log Kow = 0.72 isomer not specified
- Viscosity, kinematic
- No data available
- Viscosity, dynamic
- No data available
- Explosive properties
- No data available
- Oxidising properties
- No data available
- Explosive limits
- No data available
10.1 — Reactivity
- Reactivity
- Stable under normal conditions. Reacts with strong oxidizing agents.
10.2 — Chemical stability
- Chemical stability
- Stable under recommended storage conditions.
10.3 — Possibility of hazardous reactions
- Possibility of hazardous reactions
- The substance may polymerize under the influence of UV light or moisture. This generates fire and explosion hazard. The solution in water is a weak acid.
10.4 — Conditions to avoid
- Conditions to avoid
- Avoid contact with incompatible materials and excessive heat.
10.5 — Incompatible materials
- Incompatible materials
- Strong oxidizing agents, strong bases, and alkali metals.
10.6 — Hazardous decomposition products
- Hazardous decomposition products
- Thermal decomposition products include carbon dioxide and carbon monoxide.
11.1 — Information on toxicological effects
- Acute toxicity
- LD50 (oral, rat) 1,500 mg/kg
- Skin corrosion/irritation
- H314: Causes severe skin burns and eye damage
- Serious eye damage/irritation
- H318: Causes serious eye damage
- Respiratory or skin sensitisation
- Not classified (based on available data)
- Germ cell mutagenicity
- Not classified (based on available data)
- Carcinogenicity
- Not classified (based on available data)
- Specific target organ toxicity (single exposure)
- Not classified (based on available data)
- Specific target organ toxicity (repeated exposure)
- Not classified (based on available data)
12.1 — Toxicity
- Toxicity information
- Not specified
12.2 — Persistence - degradability
- Persistence - degradability
- Not specified
12.3 — Bioaccumulative potential
- Bioaccumulative potential
- Not specified
12.4 — Mobility in soil
- Mobility in soil
- Not specified
12.6 — Other adverse effects
- Environmental precautions
- Not specified
13.1 — Waste treatment methods
- Additional Info
- Dispose of contents/container in accordance with local, regional, national and international regulations.
14.1 — UN number
- UN-No. (ADR)
- UN 2823
- UN-No. (IMDG)
- UN 2823
- UN-No. (IATA)
- UN 2823
- UN-No. (ADN)
- UN 2823
- UN-No. (RID)
- UN 2823
14.2 — UN proper shipping name
- Proper Shipping Name (ADR)
- Crotonic Acid
- Proper Shipping Name (IMDG)
- Crotonic Acid
- Proper Shipping Name (IATA)
- Crotonic Acid
- Proper Shipping Name (ADN)
- Crotonic Acid
- Proper Shipping Name (RID)
- Crotonic Acid
14.3 — Transport hazard class(es)
- Transport hazard class(es)
- 8
14.4 — Packing group
- Packing group (ADR)
- III
- Packing group (IMDG)
- III
- Packing group (IATA)
- III
- Packing group (ADN)
- III
- Packing group (RID)
- III
14.5 — Environmental hazards
- Dangerous for the environment
- Not specified
- Marine pollutant
- Not specified
- Other information
- No supplementary information available
15.1 — Safety, health and environmental regulations/legislation specific for the substance or mixture
- 15.1.1 EU-Regulations
- Not specified
Used as a monomer/comonomer precursor in polymer chemistry and organic synthesis research.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL0572B
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 86.09 g/mol
| Test | Standard | Observed |
|---|---|---|
| Description | White pallets/crystalline powder | White pallets |
| Assay | (Min.) 97.0% | 97.85% |
| Melting point | 70 - 72°C | 71°C |
The above product complies with LR grade
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| 97% For Synthesis | ≥ 97% | m.p. 72 °C; b.p. 185 °C | ≤ 0.5% | ≤ 0.1% | No more than 1% of any individual impurity | Slightly soluble in water, soluble in organic solvents |
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