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Pyrimidines, Pyrazines & Pyridazines

2-Methylthiouracil

Available on request

Order 2-Methylthiouracil (CAS 5751-20-2) online at Zemixal. Request a quote with price, lead time and documents. Exported from India with full paperwork.

Pack sizes
2-Methylthiouracil chemical structure
CAS number5751-20-2
FormulaC5H6N2OS
Molar mass142.18 g/mol
HS code2933
InChIKeyUYHSQVMHSFXUOA-UHFFFAOYSA-N
IUPAC name2-methylsulfanyl-1H-pyrimidin-6-one

About 2-Methylthiouracil

Researchers and plant chemists source 2-Methylthiouracil from Zemixal for routine and specialised work. For your records, the material is defined by CAS 5751-20-2, formula C5H6N2OS and molar mass 142.18 g/mol.

Where it is used

  • Organic synthesis
  • API synthesis

Handling and storage

Hazard communication follows GHS (Danger: H302, H315, H318 and H335). Our SDS lists exposure controls and first-aid measures.

Available as 100 mg, 250 mg, 1 g and 5 g. Larger or split packs can be arranged. Every shipment includes a batch certificate of analysis and a 16-section SDS. 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-Methylthiouracil
Product name2-Methylthiouracil
Catalogue numberZX-035064
CAS number5751-20-2
IUPAC name2-methylsulfanyl-1H-pyrimidin-6-one
Molecular formulaC5H6N2OS
Molar mass142.18 g/mol
Exact mass142.0201
XLogP30.5
H-bond donors / acceptors1 / 3
Topological polar surface area66.8 Ų
HS code2933
InChIKeyUYHSQVMHSFXUOA-UHFFFAOYSA-N
SMILESCSC1=NC=CC(=O)N1
PubChem CID79823
Synonyms2-(Methylthio)-1H-pyrimidin-4-one, 2-(methylthio)pyrimidin-4-ol, 2-(methylthio)pyrimidin-4(3H)-one, 2-Methylthiopyrimidin-4-ol, 2-Methylthio-4-pyrimidinol, 2-Methylthio-4-pyrimidone, 2-(methylthio)-4-pyrimidinol, 2-(methylsulfanyl)pyrimidin-4-ol, 2-Methylthio-4-hydroxypyrimidine, 4(1H)-Pyrimidinone, 2-(methylthio)-, 2-Methylsulfanyl-3H-pyrimidin-4-one

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

Safety and GHS hazards

GHS05 Corrosive
Corrosive
GHS07 Irritant or harmful
Irritant or harmful

Signal word Danger

  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H318Causes serious eye damage
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P354 + P338, P317, P319, P321, P330, P332 + P317, P362 + P364, P403 + P233, P405, P501

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-Methylthiouracil
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-Methylthiouracil

Which CAS number identifies 2-Methylthiouracil?
2-Methylthiouracil is registered under CAS 5751-20-2. You may also see it listed as 2-(Methylthio)-1H-pyrimidin-4-one, 2-(methylthio)pyrimidin-4-ol, 2-(methylthio)pyrimidin-4(3H)-one. Our catalogue number for this item is ZX-035064.
What are the formula and molar mass of 2-Methylthiouracil?
For 2-Methylthiouracil, its formula is C5H6N2OS and its molar mass is 142.18 g/mol. The systematic (IUPAC) name is 2-methylsulfanyl-1H-pyrimidin-6-one. InChIKey UYHSQVMHSFXUOA-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for 2-Methylthiouracil?
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-Methylthiouracil?
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-Methylthiouracil to my country?
Yes. Because 2-Methylthiouracil 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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