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API Impurities

2-(Chloromethyl)-5-methyl-1,3,4-oxadiazole

Reference StandardAvailable on request

Buy 2-(Chloromethyl)-5-methyl-1,3,4-oxadiazole (CAS 3914-42-9) from Zemixal. Lab and bulk packs, batch COA, fast global delivery.

Pack sizes
2-(Chloromethyl)-5-methyl-1,3,4-oxadiazole chemical structure
CAS number3914-42-9
FormulaC4H5ClN2O
Molar mass132.55 g/mol
Physical formSolid
HS code38229090
InChIKeyKJLQSWULHSLSOM-UHFFFAOYSA-N
IUPAC name2-(chloromethyl)-5-methyl-1,3,4-oxadiazole

About 2-(Chloromethyl)-5-methyl-1,3,4-oxadiazole

2-(Chloromethyl)-5-methyl-1,3,4-oxadiazole belongs to the Sitagliptin reference-standard family in the Zemixal catalogue. Identity at a glance (Reference Standard): CAS 3914-42-9, formula C4H5ClN2O and molar mass 132.55 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Storage and safety notes

It carries the GHS signal word Danger (H301, H302, H312 and H314), so wear gloves and eye protection and work with good ventilation.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. You receive a certificate of analysis with characterisation data with each order. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Sitagliptin

See every impurity, metabolite and related compound we list for this API.

Sitagliptin standards

Typical uses

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Applications

Specifications and identifiers

Specifications of 2-(Chloromethyl)-5-methyl-1,3,4-oxadiazole
Product name2-(Chloromethyl)-5-methyl-1,3,4-oxadiazole
Catalogue numberZX-034627
CAS number3914-42-9
IUPAC name2-(chloromethyl)-5-methyl-1,3,4-oxadiazole
Molecular formulaC4H5ClN2O
Molar mass132.55 g/mol
Exact mass132.009
GradeReference Standard
Physical formSolid
XLogP30.6
H-bond donors / acceptors0 / 3
Topological polar surface area38.9 Ų
HS code38229090
InChIKeyKJLQSWULHSLSOM-UHFFFAOYSA-N
SMILESCC1=NN=C(O1)CCl
PubChem CID3826620
Synonyms1,3,4-Oxadiazole, 2-(chloromethyl)-5-methyl-, 5-(chloromethyl)-2-methyl-1,3,4-oxadiazole, 2-chloromethyl-

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
GHS06 Acute toxicity
Acute toxicity
GHS07 Irritant or harmful
Irritant or harmful

Signal word Danger

  • H301Toxic if swallowed
  • H302Harmful if swallowed
  • H312Harmful in contact with skin
  • H314Causes severe skin burns and eye damage
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H332Harmful if inhaled
  • H335May cause respiratory irritation

Precautionary statements P260, P261, P264, P264 + P265, P270, P271, P280, P301 + P316, P301 + P317, P301 + P330 + P331, P302 + P352, P302 + P361 + P354, P304 + P340, P305 + P351 + P338, P305 + P354 + P338, P316, P317, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P363

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-(Chloromethyl)-5-methyl-1,3,4-oxadiazole
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted 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-(Chloromethyl)-5-methyl-1,3,4-oxadiazole

Which CAS number identifies 2-(Chloromethyl)-5-methyl-1,3,4-oxadiazole?
2-(Chloromethyl)-5-methyl-1,3,4-oxadiazole is registered under CAS 3914-42-9. You may also see it listed as 1,3,4-Oxadiazole, 2-(chloromethyl)-5-methyl-, 5-(chloromethyl)-2-methyl-1,3,4-oxadiazole, 2-chloromethyl-. Our catalogue number for this item is ZX-034627.
What are the formula and molar mass of 2-(Chloromethyl)-5-methyl-1,3,4-oxadiazole?
For 2-(Chloromethyl)-5-methyl-1,3,4-oxadiazole, its formula is C4H5ClN2O and its molar mass is 132.55 g/mol. The systematic (IUPAC) name is 2-(chloromethyl)-5-methyl-1,3,4-oxadiazole. InChIKey KJLQSWULHSLSOM-UHFFFAOYSA-N lets you match it in any structure database.
How is 2-(Chloromethyl)-5-methyl-1,3,4-oxadiazole used in pharmaceutical QC?
2-(Chloromethyl)-5-methyl-1,3,4-oxadiazole is a characterised reference material linked to Sitagliptin. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for 2-(Chloromethyl)-5-methyl-1,3,4-oxadiazole?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with 2-(Chloromethyl)-5-methyl-1,3,4-oxadiazole?
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-(Chloromethyl)-5-methyl-1,3,4-oxadiazole to my country?
Yes. Because 2-(Chloromethyl)-5-methyl-1,3,4-oxadiazole 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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