(1R,3R)-9H-Pyrido[3,4-B]indole-3-carboxylic a… 171752-68-4

Name: (1R,3R)-9H-Pyrido[3,4-B]indole-3-carboxylic acid, 1,2,3,4-tetrahydro-1-(3,4-methylenedioxyphenyl), methyl ester, hydrochloride
Brand: Vaqora Chemicals
SKU: VQ-028186

About (1R,3R)-9H-Pyrido[3,4-B]indole-3-carboxylic acid, 1,2,3,4-tetrahydro-1-(3,4-methylenedioxyphenyl), methyl ester, hydrochloride

Listed under CAS 171752-68-4, (1R,3R)-9H-Pyrido[3,4-B]indole-3-carboxylic acid, 1,2,3,4-tetrahydro-1-(3,4-methylenedioxyphenyl), methyl ester, hydrochloride is an impurity of Tadalafil available from Vaqora Chemicals. Formula C20H19ClN2O4, molecular weight 386.8 g/mol.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

This Tadalafil impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies (1R,3R)-9H-Pyrido[3,4-B]indole-3-carboxylic acid, 1,2,3,4-tetrahydro-1-(3,4-methylenedioxyphenyl), methyl ester, hydrochloride in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

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

Industries

Related to Tadalafil

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

Tadalafil impurities

Specifications & identifiers

Chemical identifiers
Product name	(1R,3R)-9H-Pyrido[3,4-B]indole-3-carboxylic acid, 1,2,3,4-tetrahydro-1-(3,4-methylenedioxyphenyl), methyl ester, hydrochloride
Catalogue No.	VQ-028186
CAS Number	171752-68-4
IUPAC name	methyl (1R,3R)-1-(1,3-benzodioxol-5-yl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylate;hydrochloride
Molecular formula	C₂₀H₁₉ClN₂O₄
Molecular weight	386.8 g/mol
Exact mass	386.1033
Grade	Reference Standard
HSN code	38229090
InChIKey	ROYJOKDTCKPQHK-KQKCUOLZSA-N
SMILES	COC(=O)[C@H]1CC2=C([C@H](N1)C3=CC4=C(C=C3)OCO4)NC5=CC=CC=C25.Cl
PubChem CID	11417803

Physical properties
Physical form	Solid
H-bond donors / acceptors	3 / 5
TPSA	72.6 Å²

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

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 (1R,3R)-9H-Pyrido[3,4-B]indole-3-carboxylic acid, 1,2,3,4-tetrahydro-1-(3,4-methylenedioxyphenyl), methyl ester, hydrochloride?

The CAS Registry Number of (1R,3R)-9H-Pyrido[3,4-B]indole-3-carboxylic acid, 1,2,3,4-tetrahydro-1-(3,4-methylenedioxyphenyl), methyl ester, hydrochloride is 171752-68-4.

What is the molecular formula and molecular weight of (1R,3R)-9H-Pyrido[3,4-B]indole-3-carboxylic acid, 1,2,3,4-tetrahydro-1-(3,4-methylenedioxyphenyl), methyl ester, hydrochloride?

(1R,3R)-9H-Pyrido[3,4-B]indole-3-carboxylic acid, 1,2,3,4-tetrahydro-1-(3,4-methylenedioxyphenyl), methyl ester, hydrochloride has the molecular formula C20H19ClN2O4 and a molecular weight of 386.8 g/mol.

What is (1R,3R)-9H-Pyrido[3,4-B]indole-3-carboxylic acid, 1,2,3,4-tetrahydro-1-(3,4-methylenedioxyphenyl), methyl ester, hydrochloride used for?

(1R,3R)-9H-Pyrido[3,4-B]indole-3-carboxylic acid, 1,2,3,4-tetrahydro-1-(3,4-methylenedioxyphenyl), methyl ester, hydrochloride is supplied as a characterised reference material related to Tadalafil. 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 (1R,3R)-9H-Pyrido[3,4-B]indole-3-carboxylic acid, 1,2,3,4-tetrahydro-1-(3,4-methylenedioxyphenyl), methyl ester, hydrochloride can I order?

We supply (1R,3R)-9H-Pyrido[3,4-B]indole-3-carboxylic acid, 1,2,3,4-tetrahydro-1-(3,4-methylenedioxyphenyl), methyl ester, hydrochloride 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 (1R,3R)-9H-Pyrido[3,4-B]indole-3-carboxylic acid, 1,2,3,4-tetrahydro-1-(3,4-methylenedioxyphenyl), methyl ester, hydrochloride?

Yes. Every lot of (1R,3R)-9H-Pyrido[3,4-B]indole-3-carboxylic acid, 1,2,3,4-tetrahydro-1-(3,4-methylenedioxyphenyl), methyl ester, hydrochloride 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 (1R,3R)-9H-Pyrido[3,4-B]indole-3-carboxylic acid, 1,2,3,4-tetrahydro-1-(3,4-methylenedioxyphenyl), methyl ester, hydrochloride be shipped internationally?

Yes. (1R,3R)-9H-Pyrido[3,4-B]indole-3-carboxylic acid, 1,2,3,4-tetrahydro-1-(3,4-methylenedioxyphenyl), methyl ester, hydrochloride is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.