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Sodium methanethiolate

CAS 5188-07-8CH3SNaChemical Synthesis

Sodium methanethiolate (CAS: 5188-07-8), with the chemical formula CH3SNa, is an organosulfur compound. It exists as a flammable solid, corrosive, and toxic. This chemical serves as a key reagent in organic synthesis, particularly in nucleophilic substitution reactions for introducing the methylthio group. Its utility extends to the preparation of various sulfur-containing organic molecules, finding applications in chemical research and development.

IUPAC
Methanethiol sodium salt,Sodium thiomethoxide
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Sodium methanethiolate (CH3SNa) — chemical structure, CAS 5188-07-8; Chemistry, fine chemical supplied by Tech Serve Solutions
Building BlocksChemical SynthesisOrganic Building BlocksSulfur CompoundsThiol/Mercaptan Salts
01 /Applications

Organic Synthesis

Sodium methanethiolate is a versatile nucleophile used to introduce the methylthio group (CH3S-) into organic molecules. It participates effectively in SN2 reactions with alkyl halides and other electrophiles.

Preparation of Sulfur Compounds

It serves as a precursor for the synthesis of various sulfur-containing organic compounds, including thioethers and other organosulfur heterocycles.

Chemical Research

This compound is valuable in research laboratories for exploring new synthetic routes and developing novel materials or biologically active molecules.

02 /Properties
Molecular weight70.09
Linear formulaCH3SNa
Assay≥90% (RT)
03 /Safety & handling
GHS hazard pictogram: Flammable (GHS02)
Flammable
GHS hazard pictogram: Corrosive (GHS05)
Corrosive
GHS hazard pictogram: Toxic (GHS06)
Toxic
Danger

Hazard statements

  • H228Flammable solid
  • H301Toxic if swallowed
  • H314Causes severe skin burns and eye damage

Precautionary statements

  • P210Keep away from heat, sparks and open flames. No smoking
  • P280Wear protective gloves, clothing and eye/face protection
  • P301IF SWALLOWED
  • P305IF IN EYES
  • P310Immediately call a POISON CENTER or doctor
Protective equipmentEyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
Transport (UN / ADR)UN 3263 8/PG 3
Water hazard class (WGK, DE)3
Hazard codes (EU)F,C
Risk statements (R)11-25-35
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
5188-07-8
MDL number
MFCD00174316
Beilstein registry
3592983
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 Sodium methanethiolate used for?

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Sodium methanethiolate is primarily used as a reagent in organic synthesis for introducing the methylthio group and in the preparation of various sulfur-containing organic compounds. It is also utilised in chemical research.

What are the CAS number and formula for Sodium methanethiolate?

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The CAS number for Sodium methanethiolate is 5188-07-8, and its chemical formula is CH3SNa.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies Sodium methanethiolate with an assay of ≥90% (RT). We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.

How should Sodium methanethiolate be handled safely?

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Sodium methanethiolate is a flammable solid, corrosive, and toxic. It requires careful handling with appropriate personal protective equipment, including eyeshields, face shields, chemical-resistant gloves, and respiratory protection (N100 or P3 filters). Avoid ignition sources and ensure adequate ventilation.

How is Sodium methanethiolate packed and shipped?

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Sodium methanethiolate is packed and shipped according to UN 3263, hazard class 8, packing group 3 regulations. TSS exports globally, adhering to all relevant transport and export regulations.

How can I request a quote or sample for Sodium methanethiolate?

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To request a quote or sample, please contact our sales team through the website or by phone. Please specify the quantity required and your delivery location.

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