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Methyl 2-thiofuroate

HCID 61662
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Basic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
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Basic information

CAS
13679-61-3
Standard SMILES
CSC(=O)c1ccco1
InChIKey
ISKUAGFDTRLBHG-UHFFFAOYSA-N
Molecular formula
C6H6O2S
Average molar mass
142.18 g/mol
Monoisotopic mass
142.0088506

Overview

Methyl 2-thiofuroate is a furoic acid.

Names & identifiers

Preferred name
Methyl 2-thiofuroate
IUPAC
S-methyl furan-2-carbothioate
English name
Methyl 2-thiofuroate
Molecular formula
C6H6O2S
Molecular weight
142.18

Names & synonyms

Methyl 2-thiofuroate13679-61-3Methyl thiofuroateS-Methyl 2-furancarbothioateS-Methyl thiofuroateMethylthiol furoate2-Furancarbothioic acid, S-methyl ester2-Furoic acid, thio-, S-methyl esterMethyl thio-2-furoateS-Methyl thio-2-furoateFEMA No. 3311EINECS 237-177-0
Show more names
FEMA 3311CL057Mehtyl 2-thiolfuroateMethyl 2-thiolfuroateS-METHYL 2-THIOFUROATE
9H9BCF87R7METHYL 2-THIOFUROATE [FHFI]DTXSID3065582furan-2-yl(methylsulfanyl)methanoneRefChem:814614DTXCID7034383237-177-0S-methyl furan-2-carbothioate

Database identifiers

CAS
13679-61-3
PubChem CID
61662
DTXSID
DTXSID3065582
ChEBI
CHEBI:173597
UNII
9H9BCF87R7
EC Number
237-177-0
Nikkaji
J101.273H

Properties

Computed structural properties

XLogP
1.4
Topological polar surface area
55.5 Ų
Hydrogen bond donors
0
Hydrogen bond acceptors
3
Rotatable bonds
2
Heavy atoms
9
Formal charge
0
Complexity
114

Experimental & physicochemical properties

Food AdditivesFLAVORING AGENT OR ADJUVANT -> FDA Substance added to food
Density1.230-1.241
Flavoring AgentsEU Flavoring substances
Solubility · 2 items

Insoluble in water,soluble in organic solvents

Miscible at room temperature (in ethanol)

Boiling Point · 2 items

63.00 °C. @ 2.00 mm Hg

92-93 °C (11mmHg); 62-63 °C (2 mmHg)

Refractive Index1.567-1.573
Physical DescriptionClear liquid; fried,cooked onion aroma

Physicochemical properties

Boiling point
63 °C2 · 63 °C2 mm Hg(lit.)
Density
1.236 g/mL · 1.236 g/mL at 25 °C(lit.)

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

GHS classification

GHS Classification · 5 items

This chemical does not meet GHS hazard criteria for 10.3% (149 of 1447) of reports.

Warning

H302 (89.7%): Harmful if swallowed [Warning Acute toxicity, oral]

P264, P270, P301+P317, P330, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 1447 reports by companies from 3 notifications to the ECHA C&L Inventory.

Hazard information

Regulatory Information · 3 items

Chemical: 2-Furancarbothioic acid, S-methyl ester

Commission Regulation (EC) No 1565/2000 (Repealed by Com. Implementing Reg. (EU) No 872/2012)

2-Furancarbothioic acid, S-methyl ester: Does not have an individual approval but may be used under an appropriate group standard

Hazard Classes and CategoriesAcute Tox. 4 (89.7%)

Safety data

PPE
Eyeshields, Gloves
wgk
3
tsca
TSCA listed
hs_code
29321900
risk_code
22
Signal word
Warning
Symbol(GHS)
GHS07
hazard_code
Xn
safety_code
24/25
Storage Class
10 - Combustible liquids
Hazard statements
H302-H312-H315-H319-H332-H335

Chemistry & industry

Pharmacology

Cellular LocationsCytoplasm

Uses & manufacturing

Use Classification · 2 items

Flavoring Agents -> JECFA Flavorings Index

Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes

General Manufacturing Information2-Furancarbothioic acid, S-methyl ester: ACTIVE
Applications · 3 items

DescriptionMethyl 2-thiofuroate has a fried, cooked onion odor.

OccurrenceReported found in coffee and dairy product

UsesMethyl 2-thiofuroate is used as a food flavoring.

Upstream & downstream products

Upstream raw materials

Methyl mercaptan

Additional notes

DefinitionChEBI: Methyl 2-thiofuroate is a furoic acid.

Suppliers

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Compound notes

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On this pageBasic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
refractive index
20 · n20/D 1.569(lit.)
FEMA
3311 · 3311 | METHYL 2-THIOFUROATE
FLAVIS Number
13.142 · 13.142 | S-Methyl 2-furanthiocarboxylate
Flash point
201 °F · 201 °F
storage temp.
Store at room temperature
form
clear liquid
Specific Gravity
1.236 · 1.236
color
Light orange to Yellow to Green
Odor
0.1 % · at 0.10 % in dipropylene glycol. milky creamy fried cooked onion
Odor Type
alliaceous
biological source
synthetic
JECFA Number
1083 · 1083
Major Application
flavors and fragrances
InChI
1S/C6H6O2S/c1-9-6(7)5-3-2-4-8-5/h2-4H,1H3
InChIKey
ISKUAGFDTRLBHG-UHFFFAOYSA-N
SMILES
CSC(=O)c1ccco1
LogP
1.4 · 1.40
CAS DataBase Reference
13679 · 13679-61-3(CAS DataBase Reference)
Substances Added to Food (formerly EAFUS)
2 · METHYL 2-THIOFUROATE
FDA UNII
9 H9BCF87R7 · 9H9BCF87R7
NIST Chemistry Reference
2 · 2-Furancarbothioic acid, s-methyl ester(13679-61-3)
EPA Substance Registry System
2 · 2-Furancarbothioic acid, S-methyl ester (13679-61-3)
UNSPSC Code
12164502 · 12164502
NACRES
21 · NA.21
Symbol(GHS)
7 · GHS07
Signal word
Warning
Hazard statements
302 · H302-H312-H315-H319-H332-H335
Precautionary statements
261 · P261-P264-P270-P271-P280-P301+P312-P302+P352-P304+P340-P305+P351+P338-P330-P332+P313-P337+P313-P362-P403+P233-P405-P501
PPE
Eyeshields, Gloves
Hazard Codes
Xn
Risk Statements
22 · 22
Safety Statements
24 · 24/25
WGK Germany
3 · 3
TSCA
TSCA listed
HS Code
29321900 · 29321900
Storage Class
10 · 10 - Combustible liquids
Precautionary statements
P261-P264-P270-P271-P280-P301+P312-P302+P352-P304+P340-P305+P351+P338-P330-P332+P313-P337+P313-P362-P403+P233-P405-P501