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S-tert-Butyl chlorothioformate

CAS 13889-95-7(CH3)3CSCOClChemical Synthesis

S-tert-Butyl chlorothioformate (CAS: 13889-95-7) is a sulfur-containing organic compound with the linear formula (CH3)3CSCOCl and a molecular weight of 152.64 g/mol. This reactive intermediate is primarily utilized in organic synthesis for the introduction of the tert-butylthiocarbonyl group. Its specific chemical properties make it a valuable reagent in research and development laboratories for creating complex molecules. It is supplied by Tech Serve Solutions with an assay of 96%.

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S-tert-Butyl chlorothioformate ((CH3)3CSCOCl) — chemical structure, CAS 13889-95-7; Chemistry, fine chemical supplied by Tech Serve Solutions
Building BlocksChemical SynthesisOrganic Building BlocksSulfur CompoundsThiol Esters
01 /Applications

Organic Synthesis Reagent

S-tert-Butyl chlorothioformate serves as a key building block in organic synthesis. It is employed to introduce the tert-butylthiocarbonyl moiety into various organic structures, enabling the construction of more complex molecules.

Intermediate in Chemical Research

This compound functions as a valuable intermediate in chemical research and development. Its reactivity allows chemists to explore novel synthetic pathways and develop new chemical entities.

Thiol Ester Synthesis

As a chlorothioformate, it is instrumental in the synthesis of thiol esters. These functional groups are important in various chemical and biological contexts, making this reagent useful for their preparation.

02 /Properties
Molecular weight152.64
Linear formula(CH3)3CSCOCl
Assay96%
Boiling point32 °C/5 mmHg
Density0.967 g/mL at 25 °C
Refractive indexn20/D 1.4727
03 /Safety & handling
GHS hazard pictogram: Flammable (GHS02)
Flammable
GHS hazard pictogram: Corrosive (GHS05)
Corrosive
Danger

Hazard statements

  • H226Flammable liquid and vapour
  • H314Causes severe skin burns and eye damage

Precautionary statements

  • P280Wear protective gloves, clothing and eye/face protection
  • P305IF IN EYES
  • P310Immediately call a POISON CENTER or doctor
Protective equipmentFaceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Flash point33 °C / 91.4 °F
Transport (UN / ADR)UN 2924 8(3) / PGIII
Water hazard class (WGK, DE)3
Hazard codes (EU)C
Risk statements (R)10-35
Safety statements (S)26-36/37/39-45

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

04 /Identifiers & registry
CAS number
13889-95-7
MDL number
MFCD09265068
05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets 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.

06 /Frequently asked questions

What is S-tert-Butyl chlorothioformate used for?

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S-tert-Butyl chlorothioformate is primarily used as a building block and intermediate in organic synthesis for introducing the tert-butylthiocarbonyl group into molecules.

What is the CAS number and formula for S-tert-Butyl chlorothioformate?

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The CAS number for S-tert-Butyl chlorothioformate is 13889-95-7 and its linear formula is (CH3)3CSCOCl.

What grade and purity does Tech Serve Solutions supply for S-tert-Butyl chlorothioformate?

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Tech Serve Solutions supplies S-tert-Butyl chlorothioformate with an assay of 96%. We do not represent this product as USP, BP, EP, or any pharmacopoeia grade.

How should S-tert-Butyl chlorothioformate be handled safely?

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S-tert-Butyl chlorothioformate is a flammable liquid and causes severe skin burns and eye damage (H226-H314). Handle with appropriate personal protective equipment, including gloves, goggles, and a faceshield or full-face respirator, in a well-ventilated area. Refer to the Safety Data Sheet for detailed handling procedures.

How is S-tert-Butyl chlorothioformate packed and shipped?

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S-tert-Butyl chlorothioformate is packed and shipped according to international regulations for hazardous materials, including UN 2924, Hazard Class 8(3), Packing Group III.

How can I request a quote or sample for S-tert-Butyl chlorothioformate?

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To request a quote or sample of S-tert-Butyl chlorothioformate, please contact our sales department through the website or by phone, providing your specific requirements.

Need S-tert-Butyl chlorothioformate in a specific grade or volume?