Pular para o conteúdo
Merck
Todas as fotos(1)

Documentos Principais

Visualizar Toda a Documentação

W222216

Sigma-Aldrich

Isobutyric acid

greener alternative

natural, ≥99%, FCC, FG

Sinônimo(s):

2-Methylpropionic acid

Faça loginpara ver os preços organizacionais e de contrato
Todas as fotos(1)

About This Item

Fórmula linear:
(CH3)2CHCO2H
Número CAS:
79-31-2
Peso molecular:
88.11
Número FEMA:
2222
Beilstein:
635770
Número CE:
201-195-7
Conselho da Europa nº:
6c
Número MDL:
MFCD00002658
Código UNSPSC:
12164502
ID de substância PubChem:
24900937
Número de Flavis:
8.006
NACRES:
NA.21

grau

FG
Fragrance grade
Kosher
natural

Nível de qualidade

400

Agency

follows IFRA guidelines
meets purity specifications of JECFA

conformidade reg.

EU Regulation 1223/2009
EU Regulation 1334/2008 & 178/2002
FCC
FDA 21 CFR 117
FDA 21 CFR 172.515

densidade de vapor

3.04 (vs air)

pressão de vapor

1.5 mmHg ( 20 °C)

Ensaio

≥99%

temperatura de autoignição

824 °F

Lim. expl.

10 %

características do produto alternativo mais ecológico

Less Hazardous Chemical Syntheses
Use of Renewable Feedstocks
Learn more about the Principles of Green Chemistry.

sustainability

Greener Alternative Product

índice de refração

n20/D 1.393 (lit.)

p.e.

153-154 °C (lit.)

pf

−47 °C (lit.)

densidade

0.95 g/mL at 25 °C (lit.)

aplicação(ões)

flavors and fragrances

Documentação

see Safety & Documentation for available documents

alérgeno alimentar

no known allergens

alérgeno de fragrância

no known allergens

categoria alternativa mais ecológica

Aligned

Organoléptico

butter; acidic; rancid

cadeia de caracteres SMILES

CC(C)C(O)=O

InChI

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

chave InChI

KQNPFQTWMSNSAP-UHFFFAOYSA-N

Procurando produtos similares? Visita Guia de comparação de produtos

Categorias relacionadas

Descrição geral

We are committed to bringing you greener alternative products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product is Biobased and thus aligns with "Less Hazardous Chemical Syntheses" and "Use of Renewable Feedstocks".

Outras notas

Natural occurrence: Roman chamomile, strawberry, dairy products.

Palavra indicadora

Danger

Frases de perigo

H226,H302,H311,H314

Classificações de perigo

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

Código de classe de armazenamento

3 - Flammable liquids

Classe de risco de água (WGK)

WGK 1

Ponto de fulgor (°F)

131.0 °F - closed cup

Ponto de fulgor (°C)

55 °C - closed cup

Equipamento de proteção individual

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

Escolha uma das versões mais recentes:

Certificados de análise (COA)

Lot/Batch Number
SHBN5823
SHBM1852
MKCJ3482
MKCD3322
MKCD8041

Não está vendo a versão correta?

Se precisar de uma versão específica, você pode procurar um certificado específico pelo número do lote ou da remessa.

Pesquise por COA

Já possui este produto?

Encontre a documentação dos produtos que você adquiriu recentemente na biblioteca de documentos.

Visite a Biblioteca de Documentos

Os clientes também visualizaram

Slide 1 of 8

1 of 8

Nonanoic acid natural, 98%, FG

Sigma-Aldrich

W278430

Nonanoic acid

Propionic acid natural, 99%, FG

Sigma-Aldrich

W292419

Propionic acid

Isobutyraldehyde ≥98%, FG

Sigma-Aldrich

W222003

Isobutyraldehyde

(±)-2-Methylbutyric acid natural, ≥98%, FG

Sigma-Aldrich

W269514

(±)-2-Methylbutyric acid

Butyric acid natural, ≥99%, FCC, FG

Sigma-Aldrich

W222119

Butyric acid

Di(propylene glycol) methyl ether, mixture of isomers 97%

Sigma-Aldrich

283282

Di(propylene glycol) methyl ether, mixture of isomers

Octanoic acid natural, ≥98%, FG

Sigma-Aldrich

W279927

Octanoic acid

Sugar Alcohol Kit (individually packaged in quantities indicated), analytical standard

Supelco

47266

Sugar Alcohol Kit

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
A Vyalikh et al.
Physical chemistry chemical physics : PCCP, 9(18), 2249-2257 (2007-05-10)
Solid state deuterium NMR has been used to study the molecular motion of d(6)-isobutyric acid (d(6)-iBA) in the pure (unconfined) state and confined in the cylindrical pores of two periodic mesoporous silica materials (MCM-41, pore size 3.3 nm and SBA-15
Julia Biermann et al.
Molecular vision, 17, 395-403 (2011-02-12)
Histone deacetylase inhibitors (HDACi) have neuroprotective effects under various neurodegenerative conditions, e.g., after optic nerve crush (ONC). HDACi-mediated protection of central neurons by increased histone acetylation has not previously been demonstrated in rat retinal ganglion cells (RGCs), although epigenetic changes
Kimberlee S Mix et al.
Molecular pharmacology, 65(2), 309-318 (2004-01-27)
Matrix metalloproteinases (MMPs) degrade extracellular matrix components, and overexpression of these enzymes contributes to tissue destruction in arthritis. Of particular importance are the collagenases, MMP-1 and MMP-13, which have high activity against the interstitial collagens in cartilage. In this study
Exibir todos os documentos relacionados

Nossa equipe de cientistas tem experiência em todas as áreas de pesquisa, incluindo Life Sciences, ciência de materiais, síntese química, cromatografia, química analítica e muitas outras.

Entre em contato com a assistência técnica