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Safety Information

W352101

Sigma-Aldrich

Propyl mercaptan

≥97%

Synonym(s):

1-Propanethiol, n-Propylmercaptan, Mercaptan C3

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About This Item

Linear Formula:
CH3CH2CH2SH
CAS Number:
107-03-9
Molecular Weight:
76.16
FEMA Number:
3521
Beilstein:
1696860
EC Number:
203-455-5
Council of Europe no.:
11816
MDL number:
MFCD00004900
UNSPSC Code:
12164502
PubChem Substance ID:
24901758
Flavis number:
12.071
NACRES:
NA.21

biological source

synthetic

Quality Level

400

grade

Halal
Kosher

Agency

meets purity specifications of JECFA

reg. compliance

FDA 21 CFR 172.515

vapor density

2.54 (vs air)

vapor pressure

122 mmHg ( 20 °C)

Assay

≥97%

refractive index

n20/D 1.426 (lit.)

bp

67-68 °C (lit.)

mp

−113 °C (lit.)

density

0.820 g/mL at 25 °C (lit.)

application(s)

flavors and fragrances

Documentation

see Safety & Documentation for available documents

food allergen

no known allergens

Organoleptic

onion; alliaceous

SMILES string

CCCS

InChI

1S/C3H8S/c1-2-3-4/h4H,2-3H2,1H3

InChI key

SUVIGLJNEAMWEG-UHFFFAOYSA-N

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General description

Propyl mercaptan is a volatile sulfur compound that is reported to occur in onion, potato and wine.

Disclaimer

For R&D or non-EU Food use. Not for retail sale.

Signal Word

Danger

Hazard Statements

H225,H302,H317,H410

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Flam. Liq. 2 - Skin Sens. 1B

WGK

WGK 3

Flash Point(F)

closed cup

Flash Point(C)

closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

危险化学品

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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Food flavors and odors, volatile sulfur compounds in potatoes.
Gumbmann MR & Burr HK.
Journal of Agricultural and Food Chemistry, 12(5), 404-408 (1964)
Estimation of volatile sulphur compounds in beer.
Walker MD
Journal of the Institute of Brewing, 98(4), 283-287 (1992)
An improved gas chromatographic method for the detection and quantitation of mercaptans in blood.
H A Mardini et al.
Clinica chimica acta; international journal of clinical chemistry, 113(1), 35-41 (1981-06-02)
E Meschkat et al.
Chemical research in toxicology, 14(1), 110-117 (2001-02-15)
The potent skin sensitizers hex-1-ene- and hexane-1,3-sultone have been synthesized isotopically labeled with (13)C at reactive sites. The reactivity of 2-[(13)C]- and 3-[(13)C]hex-1-ene-1,3-sultones and of 3-[(13)C]hexane-1,3-sultone toward a series of model nucleophiles for protein amino acid residues, i.e., butylamine, diethylamine
Saiful M Chowdhury et al.
Rapid communications in mass spectrometry : RCM, 19(7), 899-909 (2005-03-02)
A new chemical strategy for phosphopeptide profiling is reported in this study. Phosphorylation represents one of the most important classes of posttranslational modifications of proteins. Here we report a generalized strategy that employs solid-phase capture and mass-encoding steps to selectively
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