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Key Documents

Safety Information

8.21861

Sigma-Aldrich

1-Octanethiol

for synthesis

Synonym(s):

1-Octanethiol, n-Octyl mercaptan

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About This Item

Linear Formula:
CH3(CH2)7SH
CAS Number:
Molecular Weight:
146.29
MDL number:
UNSPSC Code:
12352105
EC Index Number:
203-918-1
NACRES:
NA.22

vapor pressure

0.3 hPa ( 20 °C)

Quality Level

Assay

≥98.0% (GC)

autoignition temp.

240 °C

potency

2000-2450 mg/kg LD50, oral (Rat)

bp

199 °C/1013 hPa

mp

-49 °C

transition temp

flash point 70 °C

solubility

0.004 g/L

density

0.84 g/cm3 at 20 °C

storage temp.

2-30°C

InChI

1S/C8H18S/c1-2-3-4-5-6-7-8-9/h9H,2-8H2,1H3

InChI key

KZCOBXFFBQJQHH-UHFFFAOYSA-N

Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.841 - 0.845
Identity (IR): passes test

Pictograms

Exclamation markEnvironment

Signal Word

Warning

Hazard Statements

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1 - Skin Sens. 1 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

154.4 °F - closed cup

Flash Point(C)

68 °C - closed cup


Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

PRTR

Class II Designated Chemical Substances

FSL

Flammable liquids
Type 2 petroleums
Hazardous rank III
Water insoluble liquid

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names


Certificates of Analysis (COA)

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