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3-Methyl-1-butanethiol

CAS No.
541-31-1
Chemical Name:
3-Methyl-1-butanethiol
Synonyms
FEMA 3858;isoamylthiol;isopentylthiol;-1-butanethioL;ISOPENTANETHIOL;ISOAMYL MERCAPTAN;Isopentylmercaptan;Isoamyl mercaptane;Isopentyl mercaptan;3-METHYLBUTANETHIOL
CBNumber:
CB7853779
Molecular Formula:
C5H12S
Molecular Weight:
104.21
MDL Number:
MFCD00004899
MOL File:
541-31-1.mol
MSDS File:
SDS
Last updated:2023-05-25 18:01:18

3-Methyl-1-butanethiol Properties

Melting point -133.51°C
Boiling point 120 °C
Density 0.835 g/mL at 25 °C(lit.)
vapor pressure 41.4 mm Hg ( 37.7 °C)
FEMA 3858 | 3-METHYLBUTANETHIOL
refractive index n20/D 1.4432(lit.)
Flash point 65 °F
storage temp. Flammables area
solubility soluble in Chloroform
form Liquid
pka 10.41±0.10(Predicted)
color Clear colorless to slightly yellow
Odor at 0.10 % in propylene glycol. sulfurous onion green onion garlic
Odor Type sulfurous
Odor Threshold 0.00000077ppm
Sensitive Air Sensitive
JECFA Number 513
BRN 635659
LogP 2.67
Substances Added to Food (formerly EAFUS) 3-METHYLBUTANETHIOL
CAS DataBase Reference 541-31-1(CAS DataBase Reference)
FDA UNII MMK4SUN45E
NIST Chemistry Reference 1-Butanethiol, 3-methyl-(541-31-1)
EPA Substance Registry System 1-Butanethiol, 3-methyl- (541-31-1)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictogramsGHS hazard pictograms
GHS02,GHS07
Signal word  Danger
Hazard statements  H225-H315-H319-H335
Precautionary statements  P210-P302+P352-P305+P351+P338
Hazard Codes  F,Xi,Xn
Risk Statements  11-36/37/38-20/21/22
Safety Statements  16-26-36-36/37/39
RIDADR  UN 1228 3/PG 2
WGK Germany  3
TSCA  Yes
HazardClass  3
PackingGroup  II
HS Code  29309090
NFPA 704
3
2 0

3-Methyl-1-butanethiol price More Price(15)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich W385808 3-Methyl-1-butanethiol ≥97% 541-31-1 sample $53.8 2022-05-15 Buy
TCI Chemical I0149 Isoamyl Mercaptan >94.0%(T) 541-31-1 25mL $63 2024-03-01 Buy
TCI Chemical I0149 Isoamyl Mercaptan >94.0%(T) 541-31-1 250mL $360 2024-03-01 Buy
Alfa Aesar L09661 Isopentyl mercaptan, 97% 541-31-1 25ml $65.9 2021-12-16 Buy
Alfa Aesar L09661 Isopentyl mercaptan, 97% 541-31-1 100ml $202 2021-12-16 Buy
Product number Packaging Price Buy
W385808 sample $53.8 Buy
I0149 25mL $63 Buy
I0149 250mL $360 Buy
L09661 25ml $65.9 Buy
L09661 100ml $202 Buy

3-Methyl-1-butanethiol Chemical Properties,Uses,Production

Chemical Properties

clear colorless to slightly yellow liquid

Occurrence

Reported present in beer

Uses

3-Methyl-1-butanethiol, is a versatile organic building block in the synthesis of sulfur containnig pharmaceutical compounds. It is used in the synthesis of some poly(alkylene glycol dithiophosphates) with functional groups in the S-alkyl radical, possessing long-lasting anthelminthic and antibacterial properties. It is also shown to be one of the flavor components from beef, pork, and chicken

Definition

ChEBI: Isopentyl mercaptan is an alkanethiol.

Aroma threshold values

Detection: 0.002 ppb

590-86-3
541-31-1
Synthesis of 3-Methyl-1-butanethiol from Isovaleraldehyde
Global( 142)Suppliers
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Shanghai Daken Advanced Materials Co.,Ltd
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ATK CHEMICAL COMPANY LIMITED
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SIMAGCHEM CORP
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View Lastest Price from 3-Methyl-1-butanethiol manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
3-Methyl-1-butanethiol  pictures 2020-02-26 3-Methyl-1-butanethiol
541-31-1
US $0.00-0.00 / KG 100g 99.0%+ 100 tons Shaanxi Dideu Medichem Co. Ltd
3-Methyl-1-butanethiol pictures 2019-08-08 3-Methyl-1-butanethiol
541-31-1
US $1.00 / KG 1KG 98% 100KG Career Henan Chemical Co
FEMA 3858 ISOAMYL MERCAPTAN ISOPENTANETHIOL isoamylthiol Isopentyl mercaptan Isopentylmercaptan isopentylthiol mercaptanisopentylique 3-METHYLBUTANETHIOL 3-METHYL-1-BUTANETHIOL Isopentyl mercaptan~3-Methylbutanethiol Isoamyl mercaptane Isopentylmercaptan,97% 1-Butanethiol, 3-methyl- 3-Methylbutan-1-thiol 2-Methyl-4-butanethiol 3,3-dimethyl-1-propanethiol 3-methyl-1-butanethio 3-Methyl-1-butanthiol 3-methyl-butane-1-thiol 3-methylbutane-1-thiol Isoamyl sulfhydrate 3-Methyl-1-butanethiol, 96% 25GR Isopentanethiol 3-Methyl-1-butanethiol 3-METHYL-1-BUTANETHIOL FEMA NO.-------- 3-Methylbutyl mercaptan 3-Methyl-1-butanethiol,96% 3-Methyl-1-butanethi IsoamylMercaptan> -1-butanethioL 3-Methyl-1-butanethiol USP/EP/BP 3-methyl-1-butyl mercaptan 541-31-1 CH32CHCH22SH CH32CHCH2CH2SH Organic Building Blocks Thiols/Mercaptans Sulfur Compounds Building Blocks thiol Flavor