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API Reference Standards

Alprazolam (PSY)

Reference StandardAvailable on request

Order Alprazolam (PSY) (CAS 28981-97-7) online at Zemixal. Request a quote with price, lead time and documents. Part of our API Reference Standards range.

Pack sizes
Alprazolam (PSY) chemical structure
CAS number28981-97-7
FormulaC17H13ClN4
Molar mass308.8 g/mol
Physical formSolid
HS code38229090
InChIKeyVREFGVBLTWBCJP-UHFFFAOYSA-N
IUPAC name8-chloro-1-methyl-6-phenyl-4H-[1,2,4]triazolo[4,3-a][1,4]benzodiazepine

About Alprazolam (PSY)

Alprazolam (PSY) is supplied by Zemixal as a characterised reference material for Alprazolam analysis. Key data (Reference Standard): CAS 28981-97-7, formula C17H13ClN4 and molar mass 308.8 g/mol. It is handled as a solid.

Typical applications

  • Identification & assay
  • Method development & validation
  • QC reference material

Handling and storage

Classified under GHS with signal word Warning and hazard statements H302. Read the SDS before first use.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Each lot travels with a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Alprazolam

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

Alprazolam standards

Typical uses

  • Identification & assay
  • Method development & validation
  • QC reference material

Applications

Specifications and identifiers

Specifications of Alprazolam (PSY)
Product nameAlprazolam (PSY)
Catalogue numberZX-046090
CAS number28981-97-7
IUPAC name8-chloro-1-methyl-6-phenyl-4H-[1,2,4]triazolo[4,3-a][1,4]benzodiazepine
Molecular formulaC17H13ClN4
Molar mass308.8 g/mol
Exact mass308.0829
GradeReference Standard
Physical formSolid
XLogP32.1
H-bond donors / acceptors0 / 3
Topological polar surface area43.1 Ų
HS code38229090
InChIKeyVREFGVBLTWBCJP-UHFFFAOYSA-N
SMILESCC1=NN=C2N1C3=C(C=C(C=C3)Cl)C(=NC2)C4=CC=CC=C4
PubChem CID2118
SynonymsTranquinal, Xanax XR, Restyl, Nu-Alpraz, TUS-1, Alprazolam civ, 8-Chloro-1-methyl-6-phenyl-4H-s-triazolo(4,3-a)(1,4)benzodiazepine, 8-Chloro-1-methyl-6-phenyl-4H-s-triazolo[4,3-a][1,4]benzodiazepine, 4H-s-Triazolo(4,3-a)(1,4)benzodiazepine, 8-chloro-1-methyl-6-phenyl-, 4H-(1,2,4)Triazolo(4,3-a)(1,4)benzodiazepine, 8-chloro-1-methyl-6-phenyl-, 4H-(1,2,4)Triazolo(4,3-alpha)(1,4)benzodiazepine, 8-chloro-1-methyl-6-phenyl-, 4H-[1,2,4]Triazolo[4,3-a][1,4]benzodiazepine, 8-chloro-1-methyl-6-phenyl-

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

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H302Harmful if swallowed

Precautionary statements P264, P270, P301 + P317, P330, 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 Alprazolam (PSY)
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 Alprazolam (PSY)

Which CAS number identifies Alprazolam (PSY)?
Alprazolam (PSY) is registered under CAS 28981-97-7. You may also see it listed as Tranquinal, Xanax XR, Restyl. Our catalogue number for this item is ZX-046090.
What are the formula and molar mass of Alprazolam (PSY)?
For Alprazolam (PSY), its formula is C17H13ClN4 and its molar mass is 308.8 g/mol. The systematic (IUPAC) name is 8-chloro-1-methyl-6-phenyl-4H-[1,2,4]triazolo[4,3-a][1,4]benzodiazepine. InChIKey VREFGVBLTWBCJP-UHFFFAOYSA-N lets you match it in any structure database.
How is Alprazolam (PSY) used in pharmaceutical QC?
Alprazolam (PSY) is a characterised reference material linked to Alprazolam. 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 Alprazolam (PSY)?
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 Alprazolam (PSY)?
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 Alprazolam (PSY) to my country?
Yes. Because Alprazolam (PSY) 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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