ChemicalBook >> CAS DataBase List >>4-Methyl-2-oxovaleric acid

4-Methyl-2-oxovaleric acid

CAS No.
816-66-0
Chemical Name:
4-Methyl-2-oxovaleric acid
Synonyms
KETOLEUCINE;4-METHYL-2-OXOPENTANOIC ACID;ALPHA-KETOISOCAPROIC ACID;2-keto-isocaproate;2-OXOISOCAPROIC ACID;ALPHA KETOISOCAPROATE;2-Oxo-4-methylpentanoic acid;ALPHA-KETOLEUCINE;Methyl-2-oxovaleric;Isopropylpyruvicacid
CBNumber:
CB5157543
Molecular Formula:
C6H10O3
Molecular Weight:
130.14
MDL Number:
MFCD00066204
MOL File:
816-66-0.mol
MSDS File:
SDS
Last updated:2023-06-08 17:06:36

4-Methyl-2-oxovaleric acid Properties

Melting point 8-10 °C
Boiling point 82-83 °C11 mm Hg(lit.)
Density 1.055 g/mL at 20 °C(lit.)
FEMA 3871 | 4-METHYL-2-OXOPENTANOIC ACID
refractive index n20/D 1.431
storage temp. 2-8°C
solubility DMF: 30 mg/ml; DMSO: 30 mg/ml; Ethanol: 30 mg/ml
form clear liquid
pka 2.65±0.54(Predicted)
color Colorless to Yellow
Odor fruity
Odor Type fruity
Water Solubility Soluble in water.
JECFA Number 633
BRN 1701823
LogP 0.17
CAS DataBase Reference 816-66-0(CAS DataBase Reference)
Substances Added to Food (formerly EAFUS) 4-METHYL-2-OXOPENTANOIC ACID
FDA UNII 4GUJ8AH400
NIST Chemistry Reference 4-Methyl-2-oxovaleric acid(816-66-0)
EPA Substance Registry System .alpha.-Ketoisocaproic acid (816-66-0)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS05
Signal word  Danger
Hazard statements  H314
Precautionary statements  P280-P303+P361+P353-P304+P340+P310-P305+P351+P338-P363-P405
Hazard Codes  C
Risk Statements  34
Safety Statements  26-36/37/39-45
RIDADR  UN 3265 8/PG 3
WGK Germany  3
3-9-13
TSCA  Yes
HS Code  2918.30.9000
HazardClass  8
PackingGroup  III
NFPA 704
0
3 0

4-Methyl-2-oxovaleric acid price More Price(15)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 68255 4-Methyl-2-oxovaleric acid ≥98.0% (T) 816-66-0 1g $108 2024-03-01 Buy
Sigma-Aldrich 68255 4-Methyl-2-oxovaleric acid ≥98.0% (T) 816-66-0 5g $273 2024-03-01 Buy
TCI Chemical K0025 4-Methyl-2-oxovaleric Acid >95.0%(GC)(T) 816-66-0 5g $215 2024-03-01 Buy
Alfa Aesar H60076 4-Methyl-2-oxovaleric acid, 98% 816-66-0 1g $50.65 2024-03-01 Buy
Alfa Aesar H60076 4-Methyl-2-oxovaleric acid, 98% 816-66-0 5g $240 2024-03-01 Buy
Product number Packaging Price Buy
68255 1g $108 Buy
68255 5g $273 Buy
K0025 5g $215 Buy
H60076 1g $50.65 Buy
H60076 5g $240 Buy

4-Methyl-2-oxovaleric acid Chemical Properties,Uses,Production

Occurrence

Reported found in banana, asparagus, cheese, white wine, cocoa, blue cheese and provolone cheese.

Uses

4-Methyl-2-oxovaleric acid is an intermediate in the metabolism of leucine and also used as flavoring agents.

Definition

ChEBI: A 2-oxo monocarboxylic acid that is pentanoic acid (valeric acid) substituted with a keto group at C-2 and a methyl group at C-4. A metabolite that has been found to accumulate in maple syrup urine disease.

61-90-5
127-17-3
816-66-0
56-41-7
Synthesis of 4-Methyl-2-oxovaleric acid from L-Leucine and Pyruvic acid

4-Methyl-2-oxovaleric acid Preparation Products And Raw materials

4-Methyl-2-oxovaleric acid Suppliers

Global( 158)Suppliers
Supplier Tel Email Country ProdList Advantage
Nanjing jinheyou Trading Co., Ltd.
15705188088 admin@jheyou.com CHINA 1268 58
CONIER CHEM AND PHARMA LIMITED
+8618523575427 sales@conier.com China 47465 58
career henan chemical co
+86-0371-86658258 15093356674; factory@coreychem.com China 29826 58
Guangzhou Yuheng Pharmaceutical Technology Co., Ltd
+8613580539051 joe@yuhengpharm.com CHINA 21149 58
SIMAGCHEM CORP
+86-13806087780 sale@simagchem.com China 17367 58
Hefei TNJ Chemical Industry Co.,Ltd.
0551-65418671 sales@tnjchem.com China 34572 58
AFINE CHEMICALS LIMITED
0571-85134551 info@afinechem.com CHINA 15377 58
Dayang Chem (Hangzhou) Co.,Ltd.
571-88938639 +8617705817739 info@dycnchem.com CHINA 52867 58
CD Chemical Group Limited
+8615986615575 info@codchem.com China 20356 58
Henan Alfa Chemical Co., Ltd
+8618339805032 alfa4@alfachem.cn China 12755 58

View Lastest Price from 4-Methyl-2-oxovaleric acid manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
4-Methyl-2-oxovaleric acid pictures 2019-12-20 4-Methyl-2-oxovaleric acid
816-66-0
US $1.00 / KG 1KG 99% 100kg Career Henan Chemical Co
4-Methyl-2-oxovaleric acid pictures 2019-11-19 4-Methyl-2-oxovaleric acid
816-66-0
US $0.00 / g 1g 95%min 20kf/month Nanjing jinheyou Trading Co., Ltd.
4-METHYL-2-OXOVALERIC ACID 4-Methyl-2-oxovaleric acid >=98.0% (T) Methyl-2-oxovaleric 2-KETO-ISO-CAPROIC ACID 4-methyl-2-oxo-pentanoicaci Isopropylpyruvicacid Pentanoic acid, 4-methyl-2-oxo- 4-METHYL-2-OXOVALERIC ACID 95+% ALPHA-KETOLEUCINE 2-Oxoisocaproic acid, 4-Methyl-2-oxopentanoic acid, Ketoleucine KETOISOCAPROIC ACID, ALPHA-(P) 2-Keto-4-methylpentanoic Acid 4-Methyl-2-oxopentanoic Acid 2-KETO-ISO-HEXANOIC ACID 2-KETO-4-METHYL-N-PENTANOIC ACID 2-KETO-4-METHYLPENTANOIC ACID 2-OXO-4-METHYLVALERIC ACID A-KETOISOCAPROIC ACID 4-Methyl-2-oxovalericAcid> 4-Methyl-2-oxovaleric acid -98% ALPHA KETOISOCAPROATE 2-OXOISOCAPROIC ACID 2-Oxo-4-methylpentanoic acid 2-keto-isocaproate KETOLEUCINE 4-METHYL-2-OXOPENTANOIC ACID ALPHA-KETOISOCAPROIC ACID α-Ketoisocaproic Acid KETOISOCAPROIC ACID, ALPHA- ethyl-2-oxovaleric acid 816-66-0 CH32CHCH2COCOOH Organic Building Blocks Building Blocks C6 Carbonyl Compounds Carboxylic Acids