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Key Documents

Safety Information

8.08159

Sigma-Aldrich

Thiophenol

Synonym(s):

Phenyl mercaptan, Mercaptobenzene

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About This Item

UNSPSC Code:
12352107
NACRES:
NA.22

vapor pressure

2.7 hPa ( 25 °C)

Quality Level

Assay

≥99.0% (GC)

form

liquid

autoignition temp.

450 °C

potency

46.2 mg/kg LD50, oral (rat)
134 mg/kg LD50, skin (rabbit)

reaction suitability

reagent type: reductant

pH

5 (20 °C in H2O, saturated aqueous solution)

bp

168.3 °C/1013 hPa

mp

-15 °C

transition temp

flash point 50 °C

solubility

0.94 g/L

density

1.08 g/cm3 at 20 °C

General description

for synthesis

Application

Thiophenol for synthesis. CAS 108-98-5, pH 5 (H₂O, 20 °C) (saturated aqueous solution).

Storage and Stability

Store below +30°C.

Analysis Note

Assay (GC, area%):≥ 99.0 % (a/a)
Density (d 20 °C/ 4 °C):1.077 - 1.079
Identity (IR):passes test

Signal Word

Danger

Hazard Classifications

Acute Tox. 1 Inhalation - Acute Tox. 2 Dermal - Acute Tox. 2 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Flam. Liq. 3 - Repr. 2 - Skin Irrit. 2

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

122.0 °F - closed cup

Flash Point(C)

50 °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.

PDSCL

Poisonous substance

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)

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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