Tryptophan EP Impurity I

Name: Tryptophan EP Impurity I
Brand: Vaqora Chemicals
SKU: VQ-028559

About Tryptophan EP Impurity I

Tryptophan EP Impurity I (CAS 5470-37-1) is a pharmacopeial impurity of Tryptophan offered by Vaqora Chemicals. Formula C13H14N2O2, molecular weight 230.26 g/mol. The IUPAC name is 1-methyl-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylic acid. It is also known as Tetrahydroharman-3-carboxylic acid or 1,2,3,4-tetrahydroharman-3-carboxylic acid.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Good laboratory practice and suitable PPE are recommended during handling.

This Tryptophan impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Tryptophan EP Impurity I in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

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

Industries

Related to Tryptophan

View every impurity, metabolite and intermediate we list for Tryptophan.

Tryptophan impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Tryptophan EP Impurity I
Catalogue No.	VQ-028559
CAS Number	5470-37-1
IUPAC name	1-methyl-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylic acid
Molecular formula	C₁₃H₁₄N₂O₂
Molecular weight	230.26 g/mol
Exact mass	230.1055
Grade	Reference Standard
HSN code	38229090
InChIKey	ZUPHXNBLQCSEIA-UHFFFAOYSA-N
SMILES	CC1C2=C(CC(N1)C(=O)O)C3=CC=CC=C3N2
PubChem CID	73530

Physical properties
Physical form	Solid
LogP (XLogP3)	-0.8
H-bond donors / acceptors	3 / 3
TPSA	65.1 Å²
Synonyms	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, 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

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Tryptophan EP Impurity I?

The CAS Registry Number of Tryptophan EP Impurity I is 5470-37-1. It is also known 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.

What is the molecular formula and molecular weight of Tryptophan EP Impurity I?

Tryptophan EP Impurity I has the molecular formula C13H14N2O2 and a molecular weight of 230.26 g/mol. Its IUPAC name is 1-methyl-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylic acid.

What is Tryptophan EP Impurity I used for?

Tryptophan EP Impurity I is supplied as a characterised reference material related to Tryptophan. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Tryptophan EP Impurity I can I order?

We supply Tryptophan EP Impurity I in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Tryptophan EP Impurity I?

Yes. Every lot of Tryptophan EP Impurity I is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Tryptophan EP Impurity I be shipped internationally?

Yes. We export Tryptophan EP Impurity I worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.