Endrin

Name: Endrin
Brand: Vaqora Chemicals
SKU: VQ-036991

About Endrin

Endrin (CAS 72-20-8) is a high-purity reference standard of Endrin offered by Vaqora Chemicals. With the molecular formula C12H8Cl6O, it has a molar mass of 380.9 g/mol. Systematically, it is named (1R,2R,3R,6S,7S,8S,9S,11R)-3,4,5,6,13,13-hexachloro-10-oxapentacyclo[6.3.1.13,6.02,7.09,11]tridec-4-ene. Alternative names: Hexadrin and Mendrin.

It is supplied 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.

Laboratories use this Endrin standard for identity and assay testing, system suitability checks and method validation supporting ANDA and DMF filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

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

Typical applications

Identification & assay
Method development & validation
QC reference material
Agrochemical formulations

Industries

Related to Endrin

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

Endrin impurities

Specifications & identifiers

Chemical identifiers
Product name	Endrin
Catalogue No.	VQ-036991
CAS Number	72-20-8
IUPAC name	(1R,2R,3R,6S,7S,8S,9S,11R)-3,4,5,6,13,13-hexachloro-10-oxapentacyclo[6.3.1.13,6.02,7.09,11]tridec-4-ene
Molecular formula	C₁₂H₈Cl₆O
Molecular weight	380.9 g/mol
Exact mass	379.8677
Grade	Reference Standard
HSN code	38229090
InChIKey	DFBKLUNHFCTMDC-GKRDHZSOSA-N
SMILES	C1[C@@H]2[C@@H]3[C@H]([C@H]1[C@H]4[C@@H]2O4)[C@@]5(C(=C([C@]3(C5(Cl)Cl)Cl)Cl)Cl)Cl
PubChem CID	12358480

Physical properties
Physical form	Solid
LogP (XLogP3)	3.7
H-bond donors / acceptors	0 / 1
TPSA	12.5 Å²
Synonyms	Hexadrin, Mendrin, Nendrin, Endricol, Stardrin, Endrine, Compound 269, Stardrin 20, Experimental insecticide 269, Latka 269, OMS 197, EN 57

Safety & hazard information (GHS)

Toxic

Environmental hazard

Signal word: Danger

Hazard statements

H300Fatal if swallowed
H311Toxic in contact with skin
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary statements: P262, P264, P270, P273, P280, P301 + P316, P302 + P352, P316, P321, P330, P361 + P364, 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 Endrin?

The CAS Registry Number of Endrin is 72-20-8. It is also known as Hexadrin, Mendrin, Nendrin.

What is the molecular formula and molecular weight of Endrin?

Endrin has the molecular formula C12H8Cl6O and a molecular weight of 380.9 g/mol. Its IUPAC name is (1R,2R,3R,6S,7S,8S,9S,11R)-3,4,5,6,13,13-hexachloro-10-oxapentacyclo[6.3.1.13,6.02,7.09,11]tridec-4-ene.

What is Endrin used for?

Endrin is supplied as a characterised reference material related to Endrin. 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 Endrin can I order?

We supply Endrin 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 Endrin?

Yes. Every lot of Endrin 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 Endrin be shipped internationally?

Yes. Endrin 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.