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S-Methylisothiourea hemisulfate salt

CAS 867-44-7HN=C(NH2)SCH3 · 1/2H2SO4Chemical Synthesis

S-Methylisothiourea hemisulfate salt (CAS: 867-44-7) is a chemical compound with the formula HN=C(NH2)SCH3 · 1/2H2SO4 and a molecular weight of 139.19 g/mol. This sulfur-containing thiourea derivative serves as a versatile building block in organic synthesis. It is primarily utilised in chemical synthesis and for the preparation of various organic compounds, functioning as a key intermediate.

IUPAC
2-Methyl-2-thiopseudourea hemisulfate salt,S-Methyl-ITU,S-Methylthiuronium sulfate,SMT
Synonyms
2-Methyl-2-thiopseudourea hemisulfate saltS-Methyl-ITUS-Methylthiuronium sulfateSMT
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S-Methylisothiourea hemisulfate salt (HN=C(NH2)SCH3 · 1/2H2SO4) — chemical structure, CAS 867-44-7; Chemistry, fine chemical supplied by Tech Serve Solutions
Building BlocksChemical SynthesisOrganic Building BlocksSulfur CompoundsThioureas
01 /Applications

Organic Synthesis Intermediate

S-Methylisothiourea hemisulfate salt is employed as a crucial intermediate in the synthesis of more complex organic molecules. Its reactive functional groups allow for diverse chemical transformations.

Building Block for Heterocycles

This compound can be utilised as a structural motif for the construction of various heterocyclic compounds, which are important in medicinal chemistry and materials science.

Reagent in Chemical Research

It serves as a reagent in laboratory settings for research and development purposes, enabling chemists to explore novel reaction pathways and develop new chemical entities.

02 /Properties
Molecular weight139.19
Linear formulaHN=C(NH2)SCH3 · 1/2H2SO4
Assay≥98.0% (T)
SolubilityH2O: soluble0.1 g/mL, clear, colorless
Melting point240-241 °C (dec.)(lit.)
03 /Safety & handling
GHS hazard pictogram: Harmful / irritant (GHS07)
Harmful / irritant
Warning

Hazard statements

  • H302Harmful if swallowed
Protective equipmentdust mask type N95 (US), Eyeshields, Gloves
Water hazard class (WGK, DE)3
Hazard codes (EU)Xn
Risk statements (R)22

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

04 /Identifiers & registry
CAS number
867-44-7
MDL number
MFCD00013055
PubChem substance
24885362
Beilstein registry
3717365
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-Methylisothiourea hemisulfate salt used for?

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S-Methylisothiourea hemisulfate salt is primarily used as a building block and intermediate in organic synthesis and chemical research.

What are the CAS number and chemical formula for S-Methylisothiourea hemisulfate salt?

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The CAS number is 867-44-7, and the chemical formula is HN=C(NH2)SCH3 · 1/2H2SO4.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies S-Methylisothiourea hemisulfate salt with an assay of ≥98.0% (T). We do not represent this product as USP, BP, or EP grade.

How should S-Methylisothiourea hemisulfate salt be handled safely?

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This compound is harmful if swallowed (H302). Handle with appropriate personal protective equipment including a dust mask (type N95), eyeshields, and gloves. Avoid ingestion and dust formation.

Does TSS export S-Methylisothiourea hemisulfate salt?

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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including S-Methylisothiourea hemisulfate salt.

How can I request a quote or sample for S-Methylisothiourea hemisulfate salt?

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To request a quote or a sample, please contact our sales team through the website or via direct enquiry, providing your specific requirements.

Need S-Methylisothiourea hemisulfate salt in a specific grade or volume?