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3-Mercapto-2-butanone

3-Mercapto-2-butanone Structure
CAS No.
40789-98-8
Chemical Name:
3-Mercapto-2-butanone
Synonyms
3-MERCAPTOBUTANONE;FEMA 3298;2-MERCAPTO-3-BUTANONE;3-MERCAPTOBUTAN-2-ONE;UNII:99G79565PJ;3-mercapto-2-butanon;mercapto-3butanone-2;3-sulfanylbutan-2-one;3-MERCAPTO-2-BUTANONE;2-Butanone, 3-mercapto-
CBNumber:
CB9275032
Molecular Formula:
C4H8OS
Molecular Weight:
104.17
MOL File:
40789-98-8.mol
MSDS File:
SDS
Modify Date:
2024/7/15 16:45:23

3-Mercapto-2-butanone Properties

Boiling point 48-49 °C/15 mmHg (lit.)
Density 1.035 g/mL at 25 °C (lit.)
FEMA 3298 | 3-MERCAPTO-2-BUTANONE
refractive index n20/D 1.4352
Flash point 117 °F
storage temp. Refrigerator
form clear liquid
pka 8.38±0.10(Predicted)
color Colorless to Light yellow
Specific Gravity 1.015
Odor at 0.10 % in propylene glycol. sulfurous onion roasted gassy meaty
Odor Type sulfurous
Sensitive Light Sensitive
JECFA Number 558
LogP 0.67
CAS DataBase Reference 40789-98-8(CAS DataBase Reference)
NIST Chemistry Reference 2-Butanone, 3-mercapto-(40789-98-8)
EPA Substance Registry System 2-Butanone, 3-mercapto- (40789-98-8)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS02,GHS07
Signal word  Warning
Hazard statements  H226-H315-H319-H335
Precautionary statements  P210-P233-P240-P241-P303+P361+P353-P305+P351+P338
Hazard Codes  Xi
Risk Statements  10-36/37/38
Safety Statements  26-36
RIDADR  UN 1993 3/PG 2
WGK Germany  3
RTECS  EL9050000
TSCA  Yes
HazardClass  3
PackingGroup  III
HS Code  29309090
NFPA 704
2
2 0

3-Mercapto-2-butanone price More Price(5)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich(India) W329800 3-Mercapto-2-butanone ≥95%, FG 40789-98-8 1SAMPLE-K ₹5141.88 2022-06-14 Buy
Sigma-Aldrich(India) W329800 3-Mercapto-2-butanone ≥95%, FG 40789-98-8 25G ₹15176.65 2022-06-14 Buy
Sigma-Aldrich(India) W329800 3-Mercapto-2-butanone ≥95%, FG 40789-98-8 100G ₹25925.88 2022-06-14 Buy
Sigma-Aldrich(India) W329800 3-Mercapto-2-butanone ≥95%, FG 40789-98-8 1KG ₹176360.9 2022-06-14 Buy
TCI Chemicals (India) M1844 3-Mercapto-2-butanone min. 96.0 % 40789-98-8 25G ₹7400 2022-05-26 Buy
Product number Packaging Price Buy
W329800 1SAMPLE-K ₹5141.88 Buy
W329800 25G ₹15176.65 Buy
W329800 100G ₹25925.88 Buy
W329800 1KG ₹176360.9 Buy
M1844 25G ₹7400 Buy

3-Mercapto-2-butanone Chemical Properties,Uses,Production

Chemical Properties

Colorless liquid

Preparation

From 2,4,5-trimethyl-2-ethyl-3-thiazoline with butyl and hydrolysis; from oxo-compound with sulfur or polysulfides and ammonia at room temperature.

General Description

3-Mercapto-2-butanone is a sulfur-containing flavor compound mainly found in meat and meat products. It is formed by the Maillard reaction between sugars and cysteine or thiamin, which are known precursors for meat-like flavorings.

Global( 298)Suppliers
Supplier Tel Country ProdList Advantage Inquiry
TCI Chemicals (India) Pvt. Ltd. 1800 425 7889 New Delhi, India 6778 58 Inquiry
Hebei Mojin Biotechnology Co., Ltd +86 13288715578 +8613288715578 China 12460 58 Inquiry
Hebei Jingbo New Material Technology Co., Ltd +8619931165850 China 1000 58 Inquiry
Henan Fengda Chemical Co., Ltd +86-371-86557731 +86-13613820652 China 20323 58 Inquiry
Hebei Saisier Technology Co., LTD +86-18400010335 +86-18034520335 China 981 58 Inquiry
Ouhuang Engineering Materials (Hubei) Co., Ltd +86-86177 China 2952 58 Inquiry
Hebei Zhuanglai Chemical Trading Co.,Ltd +8613343047651 China 3002 58 Inquiry
Hebei Longbang Technology Co., LTD +86-18032476855 +86-18032476855 China 958 58 Inquiry
JINING XINHE CHEMICAL CO., LTD +8615318402391 China 378 58 Inquiry
career henan chemical co +86-0371-86658258 +8613203830695 China 29900 58 Inquiry
3-MERCAPTO-2-BUTANONE 80+% 3-MERCAPTO-2-BUTANONE, 95+% FEMA NO.3298 mercaptobutanone,3-mercapto-2-butanone 2-Butanone, 3-mercapto- 3-MERCAPTO-2-BUTANONE FEMA NO.3298 99% 3-MERCAPTO-2-BUTANONE (10% IN TRIACETIN) 3-MERCAPTO-2-BUTANONE PURE 3-Mercapto-2-butanone solution 3-Mercapto-2-butanone >=98.0% 3-sulfanylbutan-2-one 3-Mercapto-2-butanone, 98%, stab. with 0.1% CalciuM carbonate 3-Mercapto-2-butanone, 96%, 96% 3-Mercapto-2-Butanone(FEMA No.3298) 3-Mercapto-2-butanone, stabilized with 0.1% Calcium carbonate 3-mercapto-2-butanon mercapto-3butanone-2 3-MERCAPTO-2-BUTANONE (3R)-3-mercapto-2-butanone 3-Mercapto-2-butanone> 3-Mercapto-2-butanone USP/EP/BP FEMA 3298 2-MERCAPTO-3-BUTANONE 3-MERCAPTOBUTAN-2-ONE 3-MERCAPTOBUTANONE UNII:99G79565PJ 40789-98-8 91-63-5 40789-98-9 CH3CHSHCOCH3 CH3COCH2SHCH3 C4H8OSC4H8OSC4H8OS thiol Flavor Pharmaceutical Raw Materials Alphabetical Listings Flavors and Fragrances M-N Sulfides flavors