Levonorgestrel EP Impurity L

Name: Levonorgestrel EP Impurity L
Brand: Vaqora Chemicals
SKU: VQ-021259

About Levonorgestrel EP Impurity L

Levonorgestrel EP Impurity L (CAS 21800-83-9) is a pharmacopeial impurity of Levonorgestrel offered by Vaqora Chemicals. The compound has the formula C19H26O2, corresponding to a molecular weight of 286.4 g/mol. Systematically, it is named (8R,9S,10R,13S,14S)-13-ethyl-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthrene-3,17-dione. Common synonyms include D-Ethylgonendione and Levonorgestrel Impurity-L.

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.

As a characterised impurity of Levonorgestrel, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Levonorgestrel EP Impurity L 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 Levonorgestrel

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

Levonorgestrel impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Levonorgestrel EP Impurity L
Catalogue No.	VQ-021259
CAS Number	21800-83-9
IUPAC name	(8R,9S,10R,13S,14S)-13-ethyl-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthrene-3,17-dione
Molecular formula	C₁₉H₂₆O₂
Molecular weight	286.4 g/mol
Exact mass	286.1933
Grade	Reference Standard
HSN code	38229090
InChIKey	SBLHOJQRZNGHLQ-ATIFRJIPSA-N
SMILES	CC[C@]12CC[C@H]3[C@H]([C@@H]1CCC2=O)CCC4=CC(=O)CC[C@H]34
PubChem CID	10379264

Physical properties
Physical form	Solid
LogP (XLogP3)	2.8
H-bond donors / acceptors	0 / 2
TPSA	34.1 Å²
Synonyms	D-Ethylgonendione, Levonorgestrel Impurity-L, Levonorgestrel - Impurity L, Gon-4-ene-3,17-dione, 13-ethyl-, 13-ethylgon-4-ene-3,17-dione, 13-Egedo, 13-Ethyl-gon-4-ene-3,17-dione, (+)-13-Ethylgon-4-ene-3,17-dione, 18-Methylestr-4-ene-3,17-dione, 18-Methyl-19-norandrost-4-ene-3,17-dione, 13I2-Ethylgon-4-en-3,17-dione, Ethylgonendione

Safety & hazard information (GHS)

Health hazard

Environmental hazard

Signal word: Danger

Hazard statements

H303May be harmful if swallowed
H320Causes eye irritation
H360May damage fertility or the unborn child
H372Causes damage to organs through prolonged or repeated exposure
H401Toxic to aquatic life
H411Toxic to aquatic life with long lasting effects

Precautionary statements: P203, P260, P264, P264 + P265, P270, P273, P280, P301 + P317, P305 + P351 + P338, P318, P319, P337 + P317, P391, 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 Levonorgestrel EP Impurity L?

The CAS Registry Number of Levonorgestrel EP Impurity L is 21800-83-9. It is also known as D-Ethylgonendione, Levonorgestrel Impurity-L, Levonorgestrel - Impurity L.

What is the molecular formula and molecular weight of Levonorgestrel EP Impurity L?

Levonorgestrel EP Impurity L has the molecular formula C19H26O2 and a molecular weight of 286.4 g/mol. Its IUPAC name is (8R,9S,10R,13S,14S)-13-ethyl-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthrene-3,17-dione.

What is Levonorgestrel EP Impurity L used for?

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

We supply Levonorgestrel EP Impurity L 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 Levonorgestrel EP Impurity L?

Yes. Every lot of Levonorgestrel EP Impurity L 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 Levonorgestrel EP Impurity L be shipped internationally?

Yes. Levonorgestrel EP Impurity L 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.