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264784

Sigma-Aldrich

4,5-Dihydro-3(2H)-thiophenone

98%

Synonym(s):

3-Thiophanone, Tetrahydrothiophen-3-one

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About This Item

Empirical Formula (Hill Notation):
C4H6OS
CAS Number:
1003-04-9
Molecular Weight:
102.15
Beilstein/REAXYS Number:
105201
EC Number:
213-698-9
MDL number:
MFCD00005412
UNSPSC Code:
12352100
PubChem Substance ID:
24856036
NACRES:
NA.22

vapor density

>1 (vs air)

Quality Level

100

assay

98%

form

liquid

refractive index

n20/D 1.528 (lit.)

bp

175 °C (lit.)

density

1.194 g/mL at 25 °C (lit.)

SMILES string

O=C1CCSC1

InChI

1S/C4H6OS/c5-4-1-2-6-3-4/h1-3H2

InChI key

DSXFPRKPFJRPIB-UHFFFAOYSA-N

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Application

4,5-Dihydro-3(2H)-thiophenone is a volatile organic sulfur compound (VOSC) produced by basidiomycetous yeasts.

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

10 - Combustible liquids

wgk_germany

WGK 2

flash_point_f

172.4 °F - closed cup

flash_point_c

78 °C - closed cup

ppe

Eyeshields, Gloves, type ABEK (EN14387) respirator filter

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Pietro Buzzini et al.
FEMS yeast research, 5(4-5), 379-385 (2005-02-05)
Thirty-seven basidiomycetous yeasts belonging to 30 species of seven genera were grown on media containing l-cysteine or l-methionine as sole nitrogen sources with the objective of evaluating volatile organic sulfur compound (VOSC) production. The headspace of yeast cultures was analyzed

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