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1639-09-4

Name 1-Heptanethiol
CAS 1639-09-4
EINECS(EC#) 216-678-8
Molecular Formula C7H16S
MDL Number MFCD00004911
Molecular Weight 132.27
MOL File 1639-09-4.mol

Chemical Properties

Appearance 1-Heptanethiol is a flammable, colorless liquid with a strong odor.
Melting point  -43°C
Boiling point  173-176 °C/765 mmHg (lit.)
density  0.862 g/mL at 25 °C(lit.)
FEMA  4259 | HEPTANE-1-THIOL
refractive index  n20/D 1.4505(lit.)
Fp  115 °F
storage temp.  Store below +30°C.
solubility  0.009g/l
form  clear liquid
pka 10.76±0.25(Predicted)
color  Colorless to Almost colorless
Odor at 0.10 % in propylene glycol. sulfurous onion
explosive limit 0.9%(V)
Odor Type sulfurous
Sensitive  Air Sensitive
JECFA Number 1663
BRN  1731687
Exposure limits NIOSH: Ceiling 0.5 ppm(2.7 mg/m3)
LogP 3.91
CAS DataBase Reference 1639-09-4(CAS DataBase Reference)
NIST Chemistry Reference 1-Heptanethiol(1639-09-4)
EPA Substance Registry System 1639-09-4(EPA Substance)

Safety Data

Risk Statements 
R10:Flammable.
Safety Statements 
S23:Do not breathe gas/fumes/vapor/spray (appropriate wording to be specified by the manufacturer) .
RIDADR  UN 3336 3/PG 3
WGK Germany  3
RTECS  MJ1400000
9-13-23
TSCA  Yes
HazardClass  6.1
PackingGroup  II
HS Code  29309070

Raw materials And Preparation Products

Hazard Information

Material Safety Data Sheet(MSDS)

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