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Triazoles, Tetrazoles & Triazines

5-Chloromethyl-2H-1,2,4-triazolin-3-one

Available on request

Order 5-Chloromethyl-2H-1,2,4-triazolin-3-one (CAS 252742-72-6) online at Zemixal: C3H4ClN3O, COA and SDS with every lot, worldwide shipping.

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5-Chloromethyl-2H-1,2,4-triazolin-3-one chemical structure
CAS number252742-72-6
FormulaC3H4ClN3O
Molar mass133.54 g/mol
HS code2933
InChIKeyZLRBJVJEQXBAAI-UHFFFAOYSA-N
IUPAC name3-(chloromethyl)-1,4-dihydro-1,2,4-triazol-5-one

About 5-Chloromethyl-2H-1,2,4-triazolin-3-one

Zemixal supplies 5-Chloromethyl-2H-1,2,4-triazolin-3-one within its pharma Intermediates & Building Blocks portfolio. For your records, the material is defined by CAS 252742-72-6, formula C3H4ClN3O and molar mass 133.54 g/mol.

Common uses in the lab and plant

  • Organic synthesis
  • API synthesis

Storage and safety notes

Hazard communication follows GHS (Danger: H290, H302, H314 and H318). Our SDS lists exposure controls and first-aid measures.

Standard pack sizes are 100 mg, 250 mg, 1 g and 5 g, and custom quantities are quoted on request. You receive a batch certificate of analysis and a 16-section SDS with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Specifications and identifiers

Specifications of 5-Chloromethyl-2H-1,2,4-triazolin-3-one
Product name5-Chloromethyl-2H-1,2,4-triazolin-3-one
Catalogue numberZX-034447
CAS number252742-72-6
IUPAC name3-(chloromethyl)-1,4-dihydro-1,2,4-triazol-5-one
Molecular formulaC3H4ClN3O
Molar mass133.54 g/mol
Exact mass133.0043
XLogP3-0.2
H-bond donors / acceptors2 / 2
Topological polar surface area53.5 Ų
HS code2933
InChIKeyZLRBJVJEQXBAAI-UHFFFAOYSA-N
SMILESC(C1=NNC(=O)N1)Cl
PubChem CID135546685
Synonyms5-Chloromethyl-2,4-dihydro-[1,2,4]triazol-3-one, 3H-1,2,4-Triazol-3-one, 5-(chloromethyl)-1,2-dihydro-, 5-(chloromethyl)-1,2-dihydro-3H-1,2,4-Triazol-3-one, 5-(chloromethyl)-2,4-dihydro-3H-1,2,4-triazol-3-one, 3-(Chloromethyl)-1H-1,2,4-triazol-5(4H)-one, 5-(chloromethyl)-1,2-dihydro-1,2,4-triazol-3-one, 3-(Chloromethyl)-1,2,4-triazolin-5-one, 3-Chloromethyl-1,2,4,-triazolin-5-one, 5-Chloromethyl-2h-[1,2,4]triazol-3-ol, 5-(chloromethyl)-4H-1,2,4-triazol-3-ol, 5-chloromethyl-2,4-dihydro-1,2,4-triazol-3-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
GHS08 Health hazard
Health hazard

Signal word Danger

  • H290May be corrosive to metals
  • H302Harmful if swallowed
  • H314Causes severe skin burns and eye damage
  • H318Causes serious eye damage
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation
  • H341Suspected of causing genetic defects
  • H351Suspected of causing cancer

Precautionary statements P203, P234, P260, P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P351 + P338, P305 + P354 + P338, P316, P317, P318, P319, P321, P330, P337 + P317, P363, P390

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 5-Chloromethyl-2H-1,2,4-triazolin-3-one
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 5-Chloromethyl-2H-1,2,4-triazolin-3-one

Which CAS number identifies 5-Chloromethyl-2H-1,2,4-triazolin-3-one?
5-Chloromethyl-2H-1,2,4-triazolin-3-one is registered under CAS 252742-72-6. You may also see it listed as 5-Chloromethyl-2,4-dihydro-[1,2,4]triazol-3-one, 3H-1,2,4-Triazol-3-one, 5-(chloromethyl)-1,2-dihydro-, 5-(chloromethyl)-1,2-dihydro-3H-1,2,4-Triazol-3-one. Our catalogue number for this item is ZX-034447.
What are the formula and molar mass of 5-Chloromethyl-2H-1,2,4-triazolin-3-one?
For 5-Chloromethyl-2H-1,2,4-triazolin-3-one, its formula is C3H4ClN3O and its molar mass is 133.54 g/mol. The systematic (IUPAC) name is 3-(chloromethyl)-1,4-dihydro-1,2,4-triazol-5-one. InChIKey ZLRBJVJEQXBAAI-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for 5-Chloromethyl-2H-1,2,4-triazolin-3-one?
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 5-Chloromethyl-2H-1,2,4-triazolin-3-one?
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 5-Chloromethyl-2H-1,2,4-triazolin-3-one to my country?
Yes. Because 5-Chloromethyl-2H-1,2,4-triazolin-3-one 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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