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2-Heptanethiol

HCID 522071
NotesReactions
Basic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
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Basic information

CAS
628-00-2
Standard SMILES
CCCCCC(C)S
InChIKey
DAZNOIJJVKASGS-UHFFFAOYSA-N
Molecular formula
C7H16S
Average molar mass
132.27 g/mol
Monoisotopic mass
132.09727168

Overview

2-Heptanethiol is an alkanethiol.

Names & identifiers

Preferred name
2-Heptanethiol
IUPAC
heptane-2-thiol
English name
2-HEPTANETHIOL
Molecular formula
C7H16S
Molecular weight
132.27

Names & synonyms

2-heptanethiolheptane-2-thiol628-00-2Heptan-2-thiolLD4W307RIHFEMA NO. 4128DTXSID90978461RefChem:472813DTXCID801405776613-083-92-Heptylthiol(+-)-2-Heptanethiol
Show more names
UNII-LD4W307RIH2-heptanthiol2-heptane thiolSCHEMBL276343SCHEMBL2763442-HEPTANETHIOL [FHFI]SCHEMBL1263173(+/-)-2-HEPTANETHIOL

Database identifiers

CAS
628-00-2
PubChem CID
522071
DTXSID
DTXSID90978461
ChEBI
CHEBI:169377
UNII
LD4W307RIH
EC Number
613-083-9
Nikkaji
J96.093D

Properties

Computed structural properties

XLogP
3.3
Topological polar surface area
1 Ų
Hydrogen bond donors
1
Hydrogen bond acceptors
1
Rotatable bonds
4
Heavy atoms
8
Formal charge
0
Complexity
43.7

Experimental & physicochemical properties

Chemical ClassesOther Classes -> Thiols
SpringerMaterials PropertiesBoiling point
Food AdditivesFLAVORING AGENT OR ADJUVANT -> FDA Substance added to food
Density0.839-0.844
Flavoring AgentsEU Flavoring substances
Solubility · 2 items

Slightly soluble in water

Soluble (in ethanol)

Boiling Point98-99 °C (103 mm Hg)
Refractive Index1.442-1.445 (25 °C)
Physical DescriptionColourless liquid; Pungent, sulfureous odour

Physicochemical properties

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 · 4 items

Warning

H302 (> 99.9%): Harmful if swallowed [Warning Acute toxicity, oral]

P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 1379 reports by companies from 5 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Hazard information

Regulatory InformationCommission Regulation (EC) No 1565/2000 (Repealed by Com. Implementing Reg. (EU) No 872/2012)
Hazards SummarySafe when used as a flavoring agent in food; [JECFA] See 1-Heptanethiol. See THIOLS.
Hazard Classes and CategoriesAcute Tox. 4 (> 99.9%)

Toxicology

Adverse EffectsOther Poison - Chemical Asphyxiant

Safety data

Signal word
Warning
Symbol(GHS)
GHS07
Hazard statements
H335-H302-H315-H319
Precautionary statements
P264-P280-P302+P352-P321-P332+P313-P362-P264-P280-P305+P351+P338-P337+P313P-P264-P270-P301+P312-P330-P501

Chemistry & industry

Pharmacology

Cellular LocationsMembrane

Uses & manufacturing

UsesUsed as flavoring agent or adjuvant; [FDA]
Use Classification · 3 items

Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes

Flavoring Agents -> JECFA Flavorings Index

Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes

Suppliers5 total

北京福源坊科技有限公司010-57903446 15869909019 · [email protected]
石家庄元冲生物科技有限公司+86-18033710157 18033710157 · [email protected]
BOC Sciences[email protected]
LYSCHEM International LLC13911018262 · [email protected]
陕西缔都化学有限公司17691182729 17392216275 · [email protected]

Additional notes

DefinitionChEBI: 2-Heptanethiol is an alkanethiol.

Related reactions

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Compound notes

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On this pageBasic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
Melting point
-141 °C · -141°C
Boiling point
174.25 °C · 174.25°C (estimate)
Density
0.8311 · 0.8311
refractive index
1.4454 · 1.4454
FEMA
4128 · 4128 | 2-HEPTANETHIOL
FLAVIS Number
12.288 · 12.288 | Heptan-2-thiol
pka
10.98 · 10.98±0.10(Predicted)
Odor
0.1 % · at 0.10 % in propylene glycol. pungent sulfurous sweaty skunky onion vegetable
Odor Type
sulfurous
JECFA Number
1664 · 1664
Henry's Law Constant
1.3 · 1.3×10-3 mol/(m3Pa) at 25℃, Yaws et al. (2003)
LogP
3.72 · 3.72
CAS DataBase Reference
628 · 628-00-2
Substances Added to Food (formerly EAFUS)
2 · 2-HEPTANETHIOL
FDA UNII
4 W307RIH · LD4W307RIH
Symbol(GHS)
7 · GHS07
Signal word
Warning
Hazard statements
335 · H335-H302-H315-H319
Precautionary statements
264 · P264-P280-P302+P352-P321-P332+P313-P362-P264-P280-P305+P351+P338-P337+P313P-P264-P270-P301+P312-P330-P501