Etodolac EP Impurity B

Name: Etodolac EP Impurity B
Brand: Vaqora Chemicals
SKU: VQ-022588

About Etodolac EP Impurity B

Etodolac EP Impurity B (CAS 41340-19-6) is a pharmacopeial impurity of Etodolac offered by Vaqora Chemicals. The compound has the formula C16H19NO3, corresponding to a molecular weight of 273.33 g/mol. Its systematic (IUPAC) name is 2-(1-ethyl-8-methyl-4,9-dihydro-3H-pyrano[3,4-b]indol-1-yl)acetic acid. It is also known as Etodolac - Impurity B or 8-Methyl Etodolac.

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 “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

This Etodolac 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 Etodolac EP Impurity B 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 Etodolac

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

Etodolac impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Etodolac EP Impurity B
Catalogue No.	VQ-022588
CAS Number	41340-19-6
IUPAC name	2-(1-ethyl-8-methyl-4,9-dihydro-3H-pyrano[3,4-b]indol-1-yl)acetic acid
Molecular formula	C₁₆H₁₉NO₃
Molecular weight	273.33 g/mol
Exact mass	273.1365
Grade	Reference Standard
HSN code	38229090
InChIKey	MXFIBWNLCQBCCN-UHFFFAOYSA-N
SMILES	CCC1(C2=C(CCO1)C3=CC=CC(=C3N2)C)CC(=O)O
PubChem CID	12272838

Physical properties
Physical form	Solid
LogP (XLogP3)	2.4
H-bond donors / acceptors	2 / 3
TPSA	62.3 Å²
Synonyms	Etodolac - Impurity B, 8-Methyl Etodolac, RAK-701, 1-Ethyl-8-methyl-1,3,4,9-tetrahydropyrano(3,4-b)indole, 1-Ethyl-9-methyl-1,3,4,9-tetrahydropyrano(3,4-b)indole-1-acetic acid, Pyrano(3,4-b)indole-1-acetic acid, 1,3,4,9-tetrahydro-1-ethyl-9-methyl-, 1-ethyl-8-methyl-1,3,4,9-tetrahydropyrano[3,4-b]indole, 2-{1-ethyl-8-methyl-1H,3H,4H,9H-pyrano[3,4-b]indol-1-yl}acetic acid, Etodolac 8-methyl analogue, 1-Ethyl-1,3,4,9-tetrahydro-8-methylpyrano[3,4-b]indole-1-acetic Acid, [(1RS)-1-ethyl-8-methyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl]acetic acid, 2-(1-ethyl-8-methyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl)acetic acid

Safety & hazard information (GHS)

Toxic

Harmful / irritant

Health hazard

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H361Suspected of damaging fertility or the unborn child

Precautionary statements: P203, P264, P264 + P265, P270, P280, P301 + P316, P302 + P352, P305 + P351 + P338, P318, P321, P330, P332 + P317, P337 + P317, P362 + P364, 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 Etodolac EP Impurity B?

The CAS Registry Number of Etodolac EP Impurity B is 41340-19-6. It is also known as Etodolac - Impurity B, 8-Methyl Etodolac, RAK-701.

What is the molecular formula and molecular weight of Etodolac EP Impurity B?

Etodolac EP Impurity B has the molecular formula C16H19NO3 and a molecular weight of 273.33 g/mol. Its IUPAC name is 2-(1-ethyl-8-methyl-4,9-dihydro-3H-pyrano[3,4-b]indol-1-yl)acetic acid.

What is Etodolac EP Impurity B used for?

Etodolac EP Impurity B is supplied as a characterised reference material related to Etodolac. 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 Etodolac EP Impurity B can I order?

We supply Etodolac EP Impurity B 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 Etodolac EP Impurity B?

Yes. Every lot of Etodolac EP Impurity B 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 Etodolac EP Impurity B be shipped internationally?

Yes. Etodolac EP Impurity B 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.