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2-HYDROXY-3-METHYLBUTYRIC ACID

CAS No.
4026-18-0
Chemical Name:
2-HYDROXY-3-METHYLBUTYRIC ACID
Synonyms
2-Hydroxy-3-methylbutanoic acid;2-HYDROXYISOVALERIC ACID;Butanoic acid, 2-hydroxy-3-methyl-;3-Methyl-2-hydroxybutyric Acid;Nsc 227884;AKOS 239-06;Einecs 223-697-5;2-HYDROXY-3-METHYLBU;2-Oxyisovaleric Acid;Ketovalerian impurity B
CBNumber:
CB5706262
Molecular Formula:
C5H10O3
Molecular Weight:
118.13
MDL Number:
MFCD00004242
MOL File:
4026-18-0.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-28 01:59:07

2-HYDROXY-3-METHYLBUTYRIC ACID Properties

Melting point 86-87 °C (lit.)
Boiling point 120-125 °C(Press: 17 Torr)
Density 1.136±0.06 g/cm3(Predicted)
storage temp. Sealed in dry,Room Temperature
solubility Soluble in dimethyl sulfoxide and methanol.
form Solid
pka 3.87±0.16(Predicted)
color White
InChI InChI=1S/C5H10O3/c1-3(2)4(6)5(7)8/h3-4,6H,1-2H3,(H,7,8)
InChIKey NGEWQZIDQIYUNV-UHFFFAOYSA-N
SMILES C(O)(=O)C(O)C(C)C
LogP 0.013 (est)
CAS DataBase Reference 4026-18-0(CAS DataBase Reference)
FDA UNII 02X1W97FWN
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P264-P271-P280-P302+P352-P305+P351+P338
target organs Respiratory system
PPE dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36
WGK Germany  3
3-10
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
STOT SE 3
NFPA 704
0
2 0

2-HYDROXY-3-METHYLBUTYRIC ACID price More Price(64)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 219835 2-Hydroxy-3-methylbutyric acid 99% 4026-18-0 1g $220 2026-04-30 Buy
TCI Chemical H1813 2-Hydroxy-3-methylbutanoic Acid min. 98.0 % 4026-18-0 1G $48 2026-04-30 Buy
TCI Chemical H1813 2-Hydroxy-3-methylbutanoic Acid min. 98.0 % 4026-18-0 5G $143 2026-04-30 Buy
Usbiological 278726 2-Hydroxy-3-methylbutyric Acid ≥97% 4026-18-0 1g $204 2026-06-03 Buy
Usbiological 278726 2-Hydroxy-3-methylbutyric Acid ≥97% 4026-18-0 5g $410 2026-06-03 Buy
Product number Packaging Price Buy
219835 1g $220 Buy
H1813 1G $48 Buy
H1813 5G $143 Buy
278726 1g $204 Buy
278726 5g $410 Buy

2-HYDROXY-3-METHYLBUTYRIC ACID Chemical Properties,Uses,Production

Chemical Properties

White Solid

Uses

2-Hydroxy-3-methylbutyric Acid is a α-hydroxylated butyric acid derivative used as a marker in chemical diagnosis of organic aciduria and other inborn errors. 2-Hydroxy-3-methylbutyric Acid is also us ed as a metabolomic biomarkers in preeclampsia.

Uses

2-Hydroxy-3-methylbutyric acid is employed as internal standard for analysis of ethylene glycol (EG) and γ-hydroxybutyrate (GHB) in whole blood.

Definition

ChEBI: A valine derivative that is valine in which the amino group has been replaced by a hydroxy group.

General Description

Chiral resolution of 2-hydroxy-3-methylbutyric acid without derivatization has been studied by capillary electrophoresis using 2-hydroxypropyl-β-cyclodextrin.

IC 50

Human Endogenous Metabolite

2-HYDROXY-3-METHYLBUTYRIC ACID Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 177)Suppliers
Supplier Tel Email Country ProdList Advantage
Suzhou Daolan Biomedical Technology Co., Ltd. 15952404857 sales@dolanpharm.com China 2967 58
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Nanjing Chemlin Chemical Co., Ltd 025-83697070 13770331960 info@chemlin.com.cn China 16305 64
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696 info@hanhongsci.com China 42917 64
Chemsky(shanghai)International Co.,Ltd. 021-50135380 shchemsky@sina.com China 32273 50
Syntechem Co.,Ltd info@syntechem.com China 12973 57
Beijing HuaMeiHuLiBiological Chemical 010-56205725 waley188@sohu.com China 12323 58
Shanghai Topbiochem Technology Co., Ltd 021-58170097 info@topbiochem.com China 9513 58

View Lastest Price from 2-HYDROXY-3-METHYLBUTYRIC ACID manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
2-HYDROXY-3-METHYLBUTYRIC ACID pictures 2026-08-07 2-HYDROXY-3-METHYLBUTYRIC ACID
4026-18-0
$1.00-2.00 1KG 99% 100000KG Shaanxi Dideu Medichem Co. Ltd
(S)-(+)-2-HYDROXY-3-METHYLBUTYRIC ACID    pictures 2019-07-06 (S)-(+)-2-HYDROXY-3-METHYLBUTYRIC ACID
4026-18-0
$20.00 10KG 98% 100kg Career Henan Chemical Co
(+/-)-2-HYDROXY-3-METHYLBUTYRIC ACID 2-HYDROXY-3-METHYLBUTYRIC ACID A-HYDROXYISOVALERIC ACID AKOS 239-06 (+/-)-ALPHA-HYDROXYISOVALERIC ACID ALPHA-HYDROXYISOVALERIC ACID (+/-)-2-HYDROXY-3-METHYLBUTYRIC ACID, 99 % (2S)-2-hydroxy-3-methyl-butanoic acid 2-HYDROXY-3-METHYLBUTYRIC ACID 99% Einecs 223-697-5 Nsc 227884 2-Hydroxy-3-methylbutyric acid,2-Hydroxyisovaleric acid 2-HYDROXY-3-METHYLBU (±)-2-Hydroxyisopentanoic Acid 2-Oxyisovaleric Acid 3-Methyl-2-hydroxybutyric Acid DL-2-Hydroxy-3-Methylbutanoic Acid 2-Hydroxy-3-methylbutanoic (5-FLUORO-4-HYDROXYBENZYL)(TRIPHENYL)PHOSPHONIUMBROMIDE Ketovalerian impurity B 2-HYDROXYISOVALERIC ACID 2-Hydroxy-3-methylbutanoic acid Butanoic acid, 2-hydroxy-3-methyl- 4026-18-0 Organic Building Blocks Building Blocks C1 to C5 Carbonyl Compounds Carboxylic Acids