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Sulfur Compounds (Thiols, Sulfides, Sulfonates)

2-Methyl-2-propanethiol

Available on request

Buy 2-Methyl-2-propanethiol (CAS 75-66-1) from Zemixal. Request a quote with price, lead time and documents. Packs from 100 mg.

Pack sizes
2-Methyl-2-propanethiol chemical structure
CAS number75-66-1
FormulaC4H10S
Molar mass90.19 g/mol
InChIKeyWMXCDAVJEZZYLT-UHFFFAOYSA-N
IUPAC name2-methylpropane-2-thiol

About 2-Methyl-2-propanethiol

2-Methyl-2-propanethiol is part of the Zemixal sulfur Compounds (Thiols, Sulfides, Sulfonates) range. Identity at a glance: CAS 75-66-1, formula C4H10S and molar mass 90.19 g/mol.

Where it is used

  • Organic synthesis
  • API synthesis

Safe handling

It carries the GHS signal word Danger (H225, H304, H317 and H319), so wear gloves and eye protection and work with good ventilation.

Standard pack sizes are 100 mg, 250 mg, 1 g and 5 g, and custom quantities are quoted on request. You receive a batch certificate of analysis and a 16-section SDS with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Typical uses

  • Organic synthesis
  • API synthesis

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of 2-Methyl-2-propanethiol
Product name2-Methyl-2-propanethiol
Catalogue numberZX-045405
CAS number75-66-1
IUPAC name2-methylpropane-2-thiol
Molecular formulaC4H10S
Molar mass90.19 g/mol
Exact mass90.0503
XLogP31.5
H-bond donors / acceptors1 / 1
Topological polar surface area1 Ų
InChIKeyWMXCDAVJEZZYLT-UHFFFAOYSA-N
SMILESCC(C)(C)S
PubChem CID6387
Synonymstert-Butyl mercaptan, tert-Butylthiol, 2-Propanethiol, 2-methyl-, tert-Butylmercaptan, t-Butylmercaptan, Tertiary Butyl Mercaptan, 16203-42-2 (Li salt), 4792-91-0 (Cu(1+) salt), 32812-86-5 (Pb(2+) salt), tert-Butanethiol, 1,1-Dimethylethanethiol, 2-Isobutanethiol

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS02 Flammable
Flammable
GHS07 Irritant or harmful
Irritant or harmful
GHS08 Health hazard
Health hazard
GHS09 Hazardous to the environment
Hazardous to the environment

Signal word Danger

  • H225Highly flammable liquid and vapor
  • H304May be fatal if swallowed and enters airways
  • H317May cause an allergic skin reaction
  • H319Causes serious eye irritation
  • H411Toxic to aquatic life with long lasting effects

Precautionary statements P210, P233, P240, P241, P242, P243, P261, P264 + P265, P272, P273, P280, P301 + P316, P302 + P352, P303 + P361 + P353, P305 + P351 + P338, P321, P331, P333 + P317, P337 + P317, P362 + P364, P370 + P378, P391, P403 + P235, P405

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of 2-Methyl-2-propanethiol
100 mgQuoted on request
250 mgQuoted on request
1 gQuoted on request
5 gQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about 2-Methyl-2-propanethiol

Which CAS number identifies 2-Methyl-2-propanethiol?
2-Methyl-2-propanethiol is registered under CAS 75-66-1. You may also see it listed as tert-Butyl mercaptan, tert-Butylthiol, 2-Propanethiol, 2-methyl-. Our catalogue number for this item is ZX-045405.
What are the formula and molar mass of 2-Methyl-2-propanethiol?
For 2-Methyl-2-propanethiol, its formula is C4H10S and its molar mass is 90.19 g/mol. The systematic (IUPAC) name is 2-methylpropane-2-thiol. InChIKey WMXCDAVJEZZYLT-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for 2-Methyl-2-propanethiol?
The grade and assay are confirmed on the quotation and the batch COA. Standard packs are 100 mg, 250 mg, 1 g, 5 g. Larger quantities and custom packing can be quoted on request.
Which documents come with 2-Methyl-2-propanethiol?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship 2-Methyl-2-propanethiol to my country?
Yes. Because 2-Methyl-2-propanethiol is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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