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46935-U

Isobutyric acid

analytical standard

Synonym(s):

2-Methylpropionic acid

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About This Item

Linear Formula:
(CH3)2CHCO2H
CAS Number:
79-31-2
Molecular Weight:
88.11
UNSPSC Code:
85151701
NACRES:
NA.24
PubChem Substance ID:
329757268
EC Number:
201-195-7
Beilstein/REAXYS Number:
635770
MDL number:
MFCD00002658
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grade

analytical standard

Quality Level

100

vapor density

3.04 (vs air)

vapor pressure

1.5 mmHg ( 20 °C)

CofA

current certificate can be downloaded

autoignition temp.

824 °F

expl. lim.

10 %

packaging

ampule of 500 mg

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

refractive index

n20/D 1.393 (lit.)

bp

153-154 °C (lit.)

mp

−47 °C (lit.)

density

0.95 g/mL at 25 °C (lit.)

application(s)

cleaning products
cosmetics
flavors and fragrances
food and beverages
personal care

format

neat

storage temp.

2-30°C

SMILES string

CC(C)C(O)=O

InChI

1S/C4H8O2/c1-3(2)4(5)6/h3H,1-2H3,(H,5,6)

InChI key

KQNPFQTWMSNSAP-UHFFFAOYSA-N

Application

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

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Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1B

Storage Class

3 - Flammable liquids

wgk

WGK 1

flash_point_f

131.0 °F - closed cup

flash_point_c

55 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

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Certificates of Analysis (COA)

Lot/Batch Number
LB60999
LB58869
LB56858
LB54057
LB45493

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Articles

GC Analysis of C2-C22 Free Fatty Acids on Nukol™

Separation of Methyl oleate; Caprylic acid; Heptanoic acid; Methyl decanoate; Methyl dodecanoate; Myristic acid; Methyl palmitate; Methyl palmitoleate; Methyl stearate; Methyl linoleate; Methyl linolenate; Acetic acid; Arachidic acid; Behenic acid; Propionic acid; Isobutyric acid; Valeric acid; Isovaleric acid; Isocaproic acid; Butyric acid

GC Analysis of C2-C7 Free Fatty Acids on Nukol™

Separation of Propionic acid; Acetic acid; Heptanoic acid; Isobutyric acid; Valeric acid; Isocaproic acid; Butyric acid; Isovaleric acid

A synthetic metabolic pathway for production of the platform chemical isobutyric acid.
Kechun Zhang et al.
ChemSusChem, 4(8), 1068-1070 (2011-07-12)
Ritu Lal et al.
The Journal of pharmacology and experimental therapeutics, 330(3), 911-921 (2009-06-09)
Baclofen is a racemic GABA(B) receptor agonist that has a number of significant pharmacokinetic limitations, including a narrow window of absorption in the upper small intestine and rapid clearance from the blood. Arbaclofen placarbil is a novel transported prodrug of
E M Faed et al.
Clinical and experimental pharmacology & physiology, 5(2), 195-198 (1978-03-01)
1. Two main conjugates of CPIB (2-[chlorophenoxy]-2-methylpropionic acid) are present in the urine of subjects taking clofibrate. The metabolites can be separated by thin-layer chromatography (TLC). 2. Both conjugates are hydrolysed by dilute alkali, but only one is hydrolysed by
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Global Trade Item Number

SKUGTIN
46935-U04061832358826