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4-Methylthio-2-oxobutanoic acid sodium salt

CAS No.
51828-97-8
Chemical Name:
4-Methylthio-2-oxobutanoic acid sodium salt
Synonyms
KMBA;MTOB salt;MTOB sodium;α-keto-γ-Methylthiobutyric acid;sodium α-keto-(γ-methylthio)butyrate;SODIUM-4-(METHYLTHIO)-2-OXOBUTANOATE;A-keto-gamma-methiolbutyric acid sodium;sodium 4-(methylsulfanyl)-2-oxobutanoate;4-methylthio-2-oxobutyric acid, sodium salt;4-Methylthio-2-oxobutanoic acid sodium salt
CBNumber:
CB1403569
Molecular Formula:
C5H9NaO3S
Molecular Weight:
172.17
MDL Number:
MFCD00010511
MOL File:
51828-97-8.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-09-12 18:49:13

4-Methylthio-2-oxobutanoic acid sodium salt Properties

Melting point >300 °C(lit.)
FEMA 3881 | 4-(METHYLTHIO)-2-OXOBUTANOIC ACID
storage temp. 2-8°C
form Solid
color White to off-white
JECFA Number 501
InChI 1S/C5H8O3S.Na/c1-9-3-2-4(6)5(7)8;/h2-3H2,1H3,(H,7,8);/q;+1/p-1
InChIKey IFSCKRWNXKWTLR-UHFFFAOYSA-M
SMILES [Na].CSCCC(=O)C(O)=O
CAS DataBase Reference 51828-97-8
FDA UNII 2EZY36W75U
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
RIDADR  UN 3335
WGK Germany  3
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
STOT SE 3

4-Methylthio-2-oxobutanoic acid sodium salt price More Price(17)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich K6000 α-Keto-γ-(methylthio)butyric acid sodium salt ≥97% 51828-97-8 1g $6510 2026-04-30 Buy
Sigma-Aldrich K6000 α-Keto-γ-(methylthio)butyric acid sodium salt ≥97% 51828-97-8 10mg $68.6 2023-06-20 Buy
ChemScene CS-0109159 MTOB sodium 97.02% 51828-97-8 5mg $230 2026-06-04 Buy
ChemScene CS-0109159 MTOB sodium 97.02% 51828-97-8 10mg $390 2026-06-04 Buy
aablocks AA003VD4 4-METHYLTHIO-2-OXOBUTANOIC ACID SODIUM SALT ≥97% 51828-97-8 1mg $52 2026-05-28 Buy
Product number Packaging Price Buy
K6000 1g $6510 Buy
K6000 10mg $68.6 Buy
CS-0109159 5mg $230 Buy
CS-0109159 10mg $390 Buy
AA003VD4 1mg $52 Buy

4-Methylthio-2-oxobutanoic acid sodium salt Chemical Properties,Uses,Production

Uses

4-Methylsulfanyl-2-oxobutanoic Acid Sodium Salt can be used to treat or prevent viral diseases.

in vivo

MTOB sodium (860 mg/kg; IP, at 1 h and 18 h after the first injury) effectively suppresses the increases duration of righting reflex, and significantly decreased neurological severity score (NSS) scores[1].

Animal Model:C57BL/6 mice (traumatic brain injury)[1]
Dosage:860 mg/kg
Administration:IP, at 1 h and 18 h after the first injury
Result:Effectively suppressed the increased duration of righting reflex, and significantly decreased NSS scores.

4-Methylthio-2-oxobutanoic acid sodium salt Preparation Products And Raw materials

Raw materials

Preparation Products

4-Methylthio-2-oxobutanoic acid sodium salt Suppliers

Global( 47)Suppliers
Supplier Tel Email Country ProdList Advantage
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696 info@hanhongsci.com China 42917 64
Shanghai Macklin Biochemical Co.,Ltd. 15221275939 15221275939 shenlinxing@macklin.cn China 15775 55
Sigma-Aldrich 021-61415566 800-8193336 orderCN@merckgroup.com China 51389 80
Shanghai YuanYe Biotechnology Co., Ltd. 15026964105 2881489226@qq.com China 89667 60
Shanghai Jizhi Biochemical Technology Co. Ltd. 021-4009004166/18616739031 18616739031 3007523370@qq.com China 40000 58
Jiangsu aikang biomedical research and development co., LTD 025-58859352 17714375163 qzhang@aikonchem.com China 15525 58
Henan Alfa Chemical Co., Ltd +8618339805032 sale03@alfachem.cn China 9872 58
Career Henan Chemica Co +86-0371-86658258 +86-13203830695 laboratory@coreychem.com China 30203 58
BOC Sciences +1-631-485-4226 inquiry@bocsci.com United States 19935 58
CONIER CHEM AND PHARMA LIMITED sales@conier.com China 49906 58
ALPHA-KETO-GAMMA-METHIOLBUTYRIC ACID SODIUM SALT sodium α-keto-(γ-methylthio)butyrate 4-methylthio-2-oxobutyric acid, sodium salt α-keto-γ-(methylthio)butyric acid sodium salt SODIUM-4-(METHYLTHIO)-2-OXOBUTANOATE 4-Methylthio-2-oxobutanoic acid sodium salt, 4-Methylthio-2-oxobutyric acid sodium salt, KMBA A-keto-gamma-methiolbutyric acid sodium alpha-Keto-gamma-(methylthio)butyric acid sodium salt alpha-Keto-gaMMa-(Methylthio)butyric acid sodiuM salt >=97% KMBA MTOB salt α-keto-γ-Methylthiobutyric acid sodium 4-(methylsulfanyl)-2-oxobutanoate MTOB,CtBP,MCF-7,breast cancer,traumatic brain injury,inhibit,Inhibitor,neuroinflammation,TBI α-Keto-γ-(methylthio)butyric acid sodium salt MTOB sodium 4-Methylthio-2-oxobutanoic acid sodium salt 51828-97-8 C5H7O3SNa CH3SCH2CH2COCO2Na C5H7NaO3S Metabolomics Metabolic Libraries Amino Acid Library BioChemical