Isobutyric acid
3 Inquiries
79-31-2
99%
Shanghai
Sunchem
1kg/Opp+Aluminum foil bag
2022-10-31
BREDERECK'S REAGENT,3-Fluorobenzoic acid,Precipitated silica,Lithium hydride,Sodium cyanoborohydride,5-Bromopyrimidine
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Product Description
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Seller Information
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Inquiry History
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DescriptionBasic Info
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Product Name:
Isobutyric acid
Other Name:Propanoic acid,2-methyl-;Isobutyric acid;2-Methylpropanoic acid;Dimethylacetic acid;Isopropylformic acid;α-Methylpropionic acid;2-Methylpropionic acid;iso-Butyric acid;Isobutanoic acid;α-Methylpropanoic acid;i-Butyric acid;NSC 62780;2-Propanecarboxylic acid;2-Methyl-1-propanoic acid;Isobutyrates
CAS No.:79-31-2
Molecular Formula:C4H8O2
InChIKeys:InChIKey=KQNPFQTWMSNSAP-UHFFFAOYSA-N
Molecular Weight:88.11
Exact Mass:88.11
BRN:635770
EC Number:201-195-7
UNII:8LL210O1U0
ICSC Number:0903
NSC Number:62780
UN Number:2529
DSSTox ID:DTXSID4021636
Color/Form:Colorless liquid
HScode:2915600000
Categories:
Characteristics-
PSA:
37.3
XLogP3:0.88
Appearance:Clear colorless Liquid
Density:0.950 g/cm3 @ Temp: 20 °C
Melting Point:-47 °C
Boiling Point:152-155 °C @ Press: 760 Torr
Flash Point:132 °F
Refractive Index:1.408
Water Solubility:H2O: 210 g/L (20 ºC)
Storage Conditions:room temp
Vapor Pressure:1.5 mm Hg ( 20 °C)
Vapor Density:3.04 (vs air)
Toxicity:Oral-Rat LD50: 280 mg/kg
Flammability characteristics:Combustible in case of open flame, high temperature and strong oxidant; burning emits irritating smoke
Explosive limit:1.6-7.3%(V)
Odor:Pungent odor like that of butyric acid, but not as unpleasant
Taste:CHEESY TASTE
PKA:4.84(at 20 °C)
OH:2.00e-12 cm3/molecule*sec
Henrys Law Constant:8.85e-07 atm-m3/mole|Henry's Law constant = 8.85X10-7 atm-cu m/mol at 25 °C
Dissociation Constants:4.84 (at 20 °C)|pKa = 4.84
Experimental Properties:Hydroxyl radical reaction rate constant = 2.00X10-12 cu cm/molec-sec at 25 °C
Air and Water Reactions:Flammable. Water soluble
Reactive Group:Acids, Carboxylic
Reactivity Profile:ISOBUTYRIC ACID corrodes aluminum and other metals. Flammable hydrogen gas may accumulate in enclosed spaces in which this reaction has taken place (USCG, 1999).
Autoignition Temperature:935 °F (USCG, 1999)|935 °F|481 °C
Flammable Limits:Lower flammable limit: 2.0% by volume, Upper flammable limit: 9.2% by volume
Physical Dangers:The vapour is heavier than air.
Corrosivity:/2-Methylpropanoic acid/ is corrosive to metals.
Heat of Vaporization:11,182.8 g cal/g mole
Critical Temperature & Pressure:Critical temp: 637 °F= 336 °C; Critical pressure: 588 psia= 40 atm= 4.06 MN/sq m
Hazard IdentificationClassification of the substance or mixture
Acute toxicity - Category 4, Oral
Acute toxicity - Category 4, Dermal
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Warning
Hazard statement(s) H302 Harmful if swallowed
H312 Harmful in contact with skin
Precautionary statement(s) Prevention P264 Wash ... thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
Response P301+P317 IF SWALLOWED: Get medical help.
P330 Rinse mouth.
P302+P352 IF ON SKIN: Wash with plenty of water/...
P317 Get medical help.
P321 Specific treatment (see ... on this label).
P362+P364 Take off contaminated clothing and wash it before reuse.
Storage none
Disposal P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
NO open flames, NO sparks and NO smoking. Above 56°C use a closed system, ventilation and explosion-proof electrical equipment. Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Fireproof. Separated from strong bases and food and feedstuffs.
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Seller Information
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Business Type:
Trader
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Main Products:
BREDERECK'S REAGENT,3-Fluorobenzoic acid,Precipitated silica,Lithium hydride,Sodium cyanoborohydride,5-Bromopyrimidine
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Location:
Room A525, Changjiang Software, Changjiang South Road, Shanghai
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Payment Terms:
TT against copy of documents,L/C
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Average lead Time:
120
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Total Annual Revenue:
Less than $1 million
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Total Employees:
11-50
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Year of Establishment:
2021
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Certifications:
Dangerous goods business license,Precursor drug business license,ISO9001
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Inquiry History3 Inquiries
Country Product Purchase Quantity Date Posted 
Egypt
isobutyric acid
25 KG May 27, 2026 
Russia
Isobutyric Acid
11 MT Mar 3, 2026 
India
ISO BUTRAIC ACID
10.00 MT Jul 18, 2023 Post an enquiry for this product
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