Agent Name

tert-Dodecylmercaptan

Alternative Name

tert-Dodecanethiol

CAS Number

25103-58-6

Formula

C12-H26-S

Major Category

Other Classes

Synonyms

2,3,3,4,4,5-Hexamethyl-2-hexanethiol; Sulfole 120; t-DDM; terc.Dodecylmerkaptan [Czech]; tert-Dodecylthiol; t-Dodecanethiol; tert-Dodecanethiol; tert-Dodecyl mercaptan; [ChemIDplus] t-Dodecylmercaptan; tert-Dodecyl thiol; tert-Lauryl mercaptan; [CAMEO] Tert-dodecanethiol; TERTIARY DODECYLMERCAPTAN; TDM; [IUCLID] UN3082

Category

Thiols

Description

Clear white to light yellow liquid with a repulsive odor; [CAMEO] Clear light brown liquid with a stench; [Sigma-Aldrich MSDS]

Sources/Uses

Used in the polymers industry and as a process regulator; [IUCLID] Used to make large scale and fine chemicals, rubber products, processing aids (i.e. pH regulators, flocculants, and precipitants), polymers, lubricants, and in mining; [ToxPlanet: ECHA REACH Registrations]

Comments

A moderate skin and mild eye irritant; [RTECS] A mild skin and eye irritant; [NTP] An irritant; May cause skin sensitization; [ToxPlanet: ECHA REACH Registrations] A skin and strong eye irritant; [Sigma-Aldrich MSDS] See "tert-Octyl mercaptan."

Exposure Assessment
Vapor Pressure

0.02 mm Hg

Lethal Concentration

LC50 (mouse) = 40,000 mg/m3/8hr

Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Environmentally hazardous substances, liquid, n.o.s."

Flammability (NFPA)

1: Must be preheated

Adverse Effects
Skin Sensitizer

Yes

Other Poison

Chemical Asphyxiant

Links to Other NLM Databases
Toxicity Information

Search TOXNET

Chemical Information

Search ChemIDplus

Related Information in HazMap
Diseases

Occupational diseases associated with exposure to this agent:

Processes

Industrial Processes with risk of exposure: