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Pharmacopeial Impurities (EP / USP / BP)

Tryptophan EP Impurity I

Reference StandardAvailable on request

Buy Tryptophan EP Impurity I (CAS 5470-37-1) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-027445.

Pack sizes
Tryptophan EP Impurity I chemical structure
CAS number5470-37-1
FormulaC13H14N2O2
Molar mass230.26 g/mol
Physical formSolid
HS code38229090
InChIKeyZUPHXNBLQCSEIA-UHFFFAOYSA-N
IUPAC name1-methyl-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylic acid

About Tryptophan EP Impurity I

Tryptophan EP Impurity I belongs to the Tryptophan reference-standard family in the Zemixal catalogue. Identity at a glance (Reference Standard): CAS 5470-37-1, formula C13H14N2O2 and molar mass 230.26 g/mol. It is handled as a solid.

Common uses in the lab and plant

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

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 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 I
Product nameTryptophan EP Impurity I
Catalogue numberZX-027445
CAS number5470-37-1
IUPAC name1-methyl-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylic acid
Molecular formulaC13H14N2O2
Molar mass230.26 g/mol
Exact mass230.1055
GradeReference Standard
Physical formSolid
XLogP3-0.8
H-bond donors / acceptors3 / 3
Topological polar surface area65.1 Ų
HS code38229090
InChIKeyZUPHXNBLQCSEIA-UHFFFAOYSA-N
SMILESCC1C2=C(CC(N1)C(=O)O)C3=CC=CC=C3N2
PubChem CID73530
SynonymsTetrahydroharman-3-carboxylic acid, 1H-Pyrido[3,4-b]indole-3-carboxylic acid, 2,3,4,9-tetrahydro-1-methyl-, 1-methyl-1H,2H,3H,4H,9H-pyrido[3,4-b]indole-3-carboxylic acid, 1-Methyl-1,2,3,4-tetrahydro-beta-carboline-3-carboxylic acid, 1H-Pyrido(3,4-b)indole-3-carboxylic acid, 2,3,4,9-tetrahydro-1-methyl-, 1-methyl-1H,2H,3H,4H,9H-pyrido(3,4-b)indole-3-carboxylic acid, 1-Methyl-2,3,4,9-tetrahydro-1H-beta-carboline-3-carboxylic acid, 1,2,3,4-tetrahydroharman-3-carboxylic acid, Harmane 1,2,3,4 tetrahydro-3-carboxylic acid, Harmane-1,2,3,4-tetrahydro-3-carboxylic acid, 1-Methyl-tetrahydro-beta-carboline-3-carboxylic acid, 1-Methyl-1,2,3,4-Tetrahydropyrido[3,4-b]indole-3-carboxylic acid

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

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of Tryptophan EP Impurity I
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 I

Which CAS number identifies Tryptophan EP Impurity I?
Tryptophan EP Impurity I is registered under CAS 5470-37-1. You may also see it listed as Tetrahydroharman-3-carboxylic acid, 1H-Pyrido[3,4-b]indole-3-carboxylic acid, 2,3,4,9-tetrahydro-1-methyl-, 1-methyl-1H,2H,3H,4H,9H-pyrido[3,4-b]indole-3-carboxylic acid. Our catalogue number for this item is ZX-027445.
What are the formula and molar mass of Tryptophan EP Impurity I?
For Tryptophan EP Impurity I, its formula is C13H14N2O2 and its molar mass is 230.26 g/mol. The systematic (IUPAC) name is 1-methyl-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylic acid. InChIKey ZUPHXNBLQCSEIA-UHFFFAOYSA-N lets you match it in any structure database.
How is Tryptophan EP Impurity I used in pharmaceutical QC?
Tryptophan EP Impurity I 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 I?
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 I?
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 I to my country?
Yes. Tryptophan EP Impurity I ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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