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Pharmacopeial Impurities (EP / USP / BP)

Tryptophan EP Impurity H

Reference StandardAvailable on request

Buy Tryptophan EP Impurity H (CAS 6052-68-2) from Zemixal: C12H12N2O2, COA and SDS with every lot, worldwide shipping. Packs from 10 mg.

Pack sizes
Tryptophan EP Impurity H chemical structure
CAS number6052-68-2
FormulaC12H12N2O2
Molar mass216.24 g/mol
Physical formSolid
HS code38229090
InChIKeyFSNCEEGOMTYXKY-UHFFFAOYSA-N
IUPAC name2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylic acid

About Tryptophan EP Impurity H

Zemixal lists Tryptophan EP Impurity H for laboratories that identify, quantify or control Tryptophan and its related substances. Identity at a glance (Reference Standard): CAS 6052-68-2, formula C12H12N2O2 and molar mass 216.24 g/mol. It is handled as a solid.

Use cases we see most often

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Storage and safety notes

Hazard communication follows GHS (Warning: H315, H319 and H335). Our SDS lists exposure controls and first-aid measures.

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. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Tryptophan

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

Tryptophan standards

Typical uses

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Applications

Grade guides

Specifications and identifiers

Specifications of Tryptophan EP Impurity H
Product nameTryptophan EP Impurity H
Catalogue numberZX-031138
CAS number6052-68-2
IUPAC name2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylic acid
Molecular formulaC12H12N2O2
Molar mass216.24 g/mol
Exact mass216.0899
GradeReference Standard
Physical formSolid
XLogP3-1.2
H-bond donors / acceptors3 / 3
Topological polar surface area65.1 Ų
HS code38229090
InChIKeyFSNCEEGOMTYXKY-UHFFFAOYSA-N
SMILESC1C(NCC2=C1C3=CC=CC=C3N2)C(=O)O
PubChem CID98285
SynonymsTryptophan - Impurity H, 1,2,3,4-Tetrahydro-beta-carboline-3-carboxylic acid, 2,3,4,9-Tetrahydro-1H-beta-carboline-3-carboxylic acid, 1H,2H,3H,4H,9H-pyrido[3,4-b]indole-3-carboxylic acid, Tetrahydro-beta-carboline-3-carboxylic acid, L-1,2,3,4-Tetrahydro-beta-carboline-3-carboxylic acid, 1,2,3,4-tetrahydrobeta-carboline-3-carboxylic acid, 2,3,4,9-tetrahydro-1H-pyrido-(3,4-b)indole-3-carboxylic acid, 2,3,4,9-tetrahydro-1H-pyrido-[3,4-b]indole-3-carboxylic acid, 1H-Pyrido(3,4-b)indole-3-carboxylic acid, 2,3,4,9-tetrahydro-, 2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indol-2-ium-3-carboxylate, 3-Carboxy-1,2,3,4-tetrahydro-2-carboline

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

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + 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 Tryptophan EP Impurity H
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 Tryptophan EP Impurity H

Which CAS number identifies Tryptophan EP Impurity H?
Tryptophan EP Impurity H is registered under CAS 6052-68-2. You may also see it listed as Tryptophan - Impurity H, 1,2,3,4-Tetrahydro-beta-carboline-3-carboxylic acid, 2,3,4,9-Tetrahydro-1H-beta-carboline-3-carboxylic acid. Our catalogue number for this item is ZX-031138.
What are the formula and molar mass of Tryptophan EP Impurity H?
For Tryptophan EP Impurity H, its formula is C12H12N2O2 and its molar mass is 216.24 g/mol. The systematic (IUPAC) name is 2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylic acid. InChIKey FSNCEEGOMTYXKY-UHFFFAOYSA-N lets you match it in any structure database.
How is Tryptophan EP Impurity H used in pharmaceutical QC?
Tryptophan EP Impurity H is a characterised reference material linked to Tryptophan. 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 Tryptophan EP Impurity H?
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 Tryptophan EP Impurity H?
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 Tryptophan EP Impurity H to my country?
Yes. Because Tryptophan EP Impurity H 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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