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API Impurities

2-(5-Mercaptotetrazole-1-yl)ethanol

Reference StandardAvailable on request

Buy 2-(5-Mercaptotetrazole-1-yl)ethanol (CAS 56610-81-2) from Zemixal. Request a quote with price, lead time and documents.

Pack sizes
2-(5-Mercaptotetrazole-1-yl)ethanol chemical structure
CAS number56610-81-2
FormulaC3H6N4OS
Molar mass146.17 g/mol
Physical formSolid
HS code38229090
InChIKeyYKYUEQRWYGVUKB-UHFFFAOYSA-N
IUPAC name1-(2-hydroxyethyl)-2H-tetrazole-5-thione

About 2-(5-Mercaptotetrazole-1-yl)ethanol

Analytical teams working on Flomoxef use 2-(5-Mercaptotetrazole-1-yl)ethanol as a qualified comparison standard. For your records (Reference Standard), the material is defined by CAS 56610-81-2, formula C3H6N4OS and molar mass 146.17 g/mol. It is handled as a solid.

Use cases we see most often

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

Storage and safety notes

Classified under GHS with signal word Danger and hazard statements H228 and H302+H312+H332. Read the SDS before first use.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Every shipment includes a certificate of analysis with characterisation data. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Flomoxef

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

Flomoxef standards

Typical uses

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

Applications

Specifications and identifiers

Specifications of 2-(5-Mercaptotetrazole-1-yl)ethanol
Product name2-(5-Mercaptotetrazole-1-yl)ethanol
Catalogue numberZX-029526
CAS number56610-81-2
IUPAC name1-(2-hydroxyethyl)-2H-tetrazole-5-thione
Molecular formulaC3H6N4OS
Molar mass146.17 g/mol
Exact mass146.0262
GradeReference Standard
Physical formSolid
XLogP30.6
H-bond donors / acceptors2 / 4
Topological polar surface area92.3 Ų
HS code38229090
InChIKeyYKYUEQRWYGVUKB-UHFFFAOYSA-N
SMILESC(CO)N1C(=S)N=NN1
PubChem CID10307870
Synonyms1-(2-Hydroxyethyl)-1H-tetrazole-5(2H)-thione, 1-(2-Hydroxyethyl)-5-mercapto-1,2,3,4-tetrazole, 5H-Tetrazole-5-thione, 1,2-dihydro-1-(2-hydroxyethyl)-, 1-(2-hydroxyethyl)-1H-tetrazole-5-thiol, 1-(2-Hydroxyethyl)-1,2-dihydro-5H-tetrazole-5-thione, 1-Hydroxyethyl-1H-tetrazole-5-thiol, 5H-Tetrazole-5-thione,1,2-dihydro-1-(2-hydroxyethyl)-, 5-benzylmercaptotetrazole, 1-(2-Hydroxyethyl)-5-mercapto-1H-tetrazole, N-hydroxyethyltetrazolethiol, 5-benzylmercapto-1h-tetrazole

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

Safety and GHS hazards

GHS02 Flammable
Flammable
GHS07 Irritant or harmful
Irritant or harmful

Signal word Danger

  • H228Flammable solid
  • H302+H312+H332Harmful if swallowed, in contact with skin or if inhaled

Precautionary statements P210, P240, P241, P261, P264, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P317, P321, P330, P362 + P364, P370 + P378, 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-(5-Mercaptotetrazole-1-yl)ethanol
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-(5-Mercaptotetrazole-1-yl)ethanol

Which CAS number identifies 2-(5-Mercaptotetrazole-1-yl)ethanol?
2-(5-Mercaptotetrazole-1-yl)ethanol is registered under CAS 56610-81-2. You may also see it listed as 1-(2-Hydroxyethyl)-1H-tetrazole-5(2H)-thione, 1-(2-Hydroxyethyl)-5-mercapto-1,2,3,4-tetrazole, 5H-Tetrazole-5-thione, 1,2-dihydro-1-(2-hydroxyethyl)-. Our catalogue number for this item is ZX-029526.
What are the formula and molar mass of 2-(5-Mercaptotetrazole-1-yl)ethanol?
For 2-(5-Mercaptotetrazole-1-yl)ethanol, its formula is C3H6N4OS and its molar mass is 146.17 g/mol. The systematic (IUPAC) name is 1-(2-hydroxyethyl)-2H-tetrazole-5-thione. InChIKey YKYUEQRWYGVUKB-UHFFFAOYSA-N lets you match it in any structure database.
How is 2-(5-Mercaptotetrazole-1-yl)ethanol used in pharmaceutical QC?
2-(5-Mercaptotetrazole-1-yl)ethanol is a characterised reference material linked to Flomoxef. 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-(5-Mercaptotetrazole-1-yl)ethanol?
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-(5-Mercaptotetrazole-1-yl)ethanol?
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-(5-Mercaptotetrazole-1-yl)ethanol to my country?
Yes. Because 2-(5-Mercaptotetrazole-1-yl)ethanol 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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