Tech Serve Solutions

2-Methyl-2-propanethiol

CAS 75-66-1(CH3)3CSHChemical Synthesis

2-Methyl-2-propanethiol (CAS 75-66-1), molecular formula (CH3)3CSH, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.

IUPAC
tert-Butyl mercaptan,TBM
2-Methyl-2-propanethiol
Alkyl ThiolsBuilding BlocksChemical SynthesisMaterials ScienceMicro/NanoElectronicsOrganic Building BlocksSelf-Assembly MaterialsSulfur CompoundsThiolsThiols/Mercaptans More...
01 /Properties
Molecular weight90.19
Linear formula(CH3)3CSH
Assay99%
Boiling point62-65 °C(lit.)
Density0.8 g/mL at 25 °C(lit.)
Refractive indexn20/D 1.423(lit.)
SolubilityH2O: slightly solublealcohol: very solublediethyl ether: very soluble
Melting point-0.5 °C(lit.)
Vapour pressure303.5 mmHg (37.7 °C)
Vapour density3.1 (vs air)
Application2-Methyl-2-propanethiol was used in reaction of 2-methyl-2-propanethiol on Mo(110) using temperature programmed reaction, high resolution electron enegy loss and X-ray photoelectron spectroscopies1. It was used in the synthesis of chain-transfer agents for reversible addition-fragmentation chain-transfer copolymerization of vinylidene chloride and methyl acrylate2.
02 /Safety & handling
Flammable
Flammable
Harmful / irritant
Harmful / irritant
Environmental hazard
Environmental hazard
Danger

Hazard statements

  • H225Highly flammable liquid and vapour
  • H317May cause an allergic skin reaction
  • H411Toxic to aquatic life with long-lasting effects

Precautionary statements

  • P210Keep away from heat, sparks and open flames. No smoking
  • P273Avoid release to the environment
  • P280Wear protective gloves, clothing and eye/face protection
Protective equipmentEyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US)
Flash point-25 °C / -13 °F
Transport (UN / ADR)UN 2347 3 / PGII
Water hazard class (WGK, DE)3
Hazard codes (EU)F,Xn,N
Risk statements (R)11-43-51/53
Safety statements (S)36/37-61

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

03 /Identifiers & registry
CAS number
75-66-1
MDL number
MFCD00004857
PubChem substance
24846894
Beilstein registry
505947
04 /Quality & supply

Documentation

Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

05 /Frequently asked questions

What is 2-Methyl-2-propanethiol?

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2-Methyl-2-propanethiol (CAS 75-66-1), molecular formula (CH3)3CSH, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to USP, BP and EP standards.

What grades of 2-Methyl-2-propanethiol does Tech Serve Solutions supply?

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Tech Serve Solutions supplies 2-Methyl-2-propanethiol in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.

What is the CAS number and molecular formula of 2-Methyl-2-propanethiol?

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2-Methyl-2-propanethiol has CAS number 75-66-1 and molecular formula (CH3)3CSH. Full specifications appear in the table above and in the Certificate of Analysis.

What is the typical minimum order quantity and lead time for 2-Methyl-2-propanethiol?

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Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.

Do you provide a Certificate of Analysis (CoA) with each shipment?

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Yes. Every batch of 2-Methyl-2-propanethiol ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.

How should 2-Methyl-2-propanethiol be stored?

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Store 2-Methyl-2-propanethiol in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.

What is 2-Methyl-2-propanethiol used for?

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2-Methyl-2-propanethiol is used in chemical synthesis applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.

How do I request a quote for 2-Methyl-2-propanethiol?

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Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.

Need 2-Methyl-2-propanethiol in a specific grade or volume?

Request a quote