cis-Permethrin

Name: cis-Permethrin
Brand: Vaqora Chemicals
SKU: VQ-033141

About cis-Permethrin

cis-Permethrin (CAS 61949-76-6) is an impurity of Permethrin offered by Vaqora Chemicals. The compound has the formula C21H20Cl2O3, corresponding to a molecular weight of 391.3 g/mol. Systematically, it is named trans-(3-phenoxyphenyl)methyl (1R,3R)-3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropane-1-carboxylate. Alternative names: Permethrin, cis- and 1RS,cis-Permethrin.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

This Permethrin impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. It is used across pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

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

Industries

Related to Permethrin

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

Permethrin impurities

Specifications & identifiers

Chemical identifiers
Product name	cis-Permethrin
Catalogue No.	VQ-033141
CAS Number	61949-76-6
IUPAC name	trans-(3-phenoxyphenyl)methyl (1R,3R)-3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropane-1-carboxylate
Molecular formula	C₂₁H₂₀Cl₂O₃
Molecular weight	391.3 g/mol
Exact mass	390.0789
Grade	Reference Standard
HSN code	38229090
InChIKey	RLLPVAHGXHCWKJ-HKUYNNGSSA-N
SMILES	CC1([C@H]([C@H]1C(=O)OCC2=CC(=CC=C2)OC3=CC=CC=C3)C=C(Cl)Cl)C
PubChem CID	40463

Physical properties
Physical form	Solid
LogP (XLogP3)	6.5
H-bond donors / acceptors	0 / 3
TPSA	35.5 Å²
Synonyms	Permethrin, cis-, 1RS,cis-Permethrin, NRDC-148, Permethrin, (cis)-, 3-Phenoxybenzyl (1R,3R)-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropane-1-carboxylate, 1RS cis-Permethrin, (1R)-cis-Permethrin, NRDC 167, NRDC-167, Permethrin, (+)-cis-, (1S,3S)-cis-permethrin

Safety & hazard information (GHS)

Harmful / irritant

Environmental hazard

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H317May cause an allergic skin reaction
H332Harmful if inhaled
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary statements: P261, P264, P270, P271, P272, P273, P280, P301 + P317, P302 + P352, P304 + P340, P317, P321, P330, P333 + P317, P362 + P364, P391, 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 cis-Permethrin?

The CAS Registry Number of cis-Permethrin is 61949-76-6. It is also known as Permethrin, cis-, 1RS,cis-Permethrin, NRDC-148.

What is the molecular formula and molecular weight of cis-Permethrin?

cis-Permethrin has the molecular formula C21H20Cl2O3 and a molecular weight of 391.3 g/mol. Its IUPAC name is trans-(3-phenoxyphenyl)methyl (1R,3R)-3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropane-1-carboxylate.

What is cis-Permethrin used for?

cis-Permethrin is supplied as a characterised reference material related to Permethrin. 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 cis-Permethrin can I order?

We supply cis-Permethrin 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 cis-Permethrin?

Yes. Every lot of cis-Permethrin 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 cis-Permethrin be shipped internationally?

Yes. cis-Permethrin 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.