Millipore Sigma Vibrant Logo
Attention: We have moved. Merck Millipore products are no longer available for purchase on MerckMillipore.com.Learn More

800472 異丁酸

Isobutyric acid for synthesis. CAS 79-31-2, EC Number 201-195-7, chemical formula (CH₃)₂CHCOOH.

異丁酸 MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

Synonyms: 2-Methylpropionic acid

CAS #: 79-31-2 EC Number: 201-195-7 Molar Mass: 88.11 g/mol Chemical Formula: (CH₃)₂CHCOOH Hill Formula: C₄H₈O₂
View Products on Sigmaaldrich.com
800472
Purchase on Sigma-Aldrich

Overview

Replacement Information

Key Spec Table

CAS #EC NumberHill FormulaChemical FormulaMolar Mass
79-31-2201-195-7C₄H₈O₂(CH₃)₂CHCOOH88.11 g/mol

Products

Catalogue NumberPackaging Qty/Pack
8.00472.0100 玻璃瓶 100 ml
8.00472.1000 玻璃瓶 1 l
Description
Catalogue Number800472
Synonyms2-Methylpropionic acid
DescriptionIsobutyric acid
References
Product Information
CAS number79-31-2
EC index number607-063-00-9
EC number201-195-7
Hill FormulaC₄H₈O₂
Chemical formula(CH₃)₂CHCOOH
Molar Mass88.11 g/mol
HS Code2915 60 11
Structure formula ImageStructure formula Image
Quality LevelMQ200
Applications
ApplicationIsobutyric acid for synthesis. CAS 79-31-2, EC Number 201-195-7, chemical formula (CH₃)₂CHCOOH.
Biological Information
Physicochemical Information
Density0.950 g/cm3 (20 °C)
Explosion limit1.6 - 7.3 %(V)
Flash point55 °C
Ignition temperature455 °C
Melting Point-47 °C
pH value2.3 (500 g/l, H₂O, 25 °C)
Vapor pressure2 hPa (20 °C)
Solubility618 g/l
Dimensions
Materials Information
Toxicological Information
LD 50 oralLD50 Rat 266 mg/kg
LD 50 dermalLD50 Rabbit 475 mg/kg
Safety Information according to GHS
Hazard Pictogram(s) Hazard Pictogram(s)
Hazard Pictogram(s)
Hazard Pictogram(s)
Hazard Statement(s)H226: Flammable liquid and vapour.
H302: Harmful if swallowed.
H311: Toxic in contact with skin.
H314: Causes severe skin burns and eye damage.
Precautionary Statement(s)P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P233: Keep container tightly closed.
P280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection.
P301 + P312: IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell.
P303 + P361 + P353: IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with 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.
Signal WordDanger
RTECSNQ4375000
Storage class3 Flammable liquids
WGKWGK 1 slightly hazardous to water
Disposal3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
Safety Information
Categories of dangerharmful
Product Usage Statements
Storage and Shipping Information
StorageStore below +30°C.
Packaging Information
Transport Information
Declaration (railroad and road) ADR, RIDUN 2529 , 3 (8), III
Declaration (transport by air) IATA-DGRUN 2529 , 3 (8), III
Declaration (transport by sea) IMDG-CodeUN 2529 , 3 (8), III
Supplemental Information
Specifications
Assay (GC, area%)≥ 99.0 % (a/a)
Density (d 20 °C/ 4 °C)0.947 - 0.949
Water (K. F.)≤ 0.20 %
Identity (IR)passes test
Global Trade Item Number
Catalogue Number GTIN
8.00472.0100 04022536359649
8.00472.1000 04022536359663

Related Products & Applications

Categories

Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Products for Pharma > Organic Synthesis Building Blocks and Reagents for Pharma > Carboxylic Acids > Unsubstituted Monocarboxylic Acids
Reagents, Chemicals and Labware > Organic Synthesis > Product Line for synthesis > Carboxylic Acids > Unsubstituted Monocarboxylic Acids
Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Product Groups > Carboxylic Acids > Unsubstituted Monocarboxylic Acids