Pyrethrin II

Name: Pyrethrin II
Brand: Zemixal
SKU: ZX-035709

Reference StandardAvailable on request

Buy Pyrethrin II (CAS 121-29-9) from Zemixal: C22H28O5, COA and SDS with every lot, worldwide shipping. Ships from India to 120+ countries.

Pack sizes

CAS number121-29-9

FormulaC₂₂H₂₈O₅

Molar mass372.5 g/mol

Physical formSolid

HS code38229090

InChIKeyVJFUPGQZSXIULQ-XIGJTORUSA-N

IUPAC namecis-[(1S)-2-methyl-4-oxo-3-[(2Z)-penta-2,4-dienyl]cyclopent-2-en-1-yl] (1R,3R)-3-[(E)-3-methoxy-2-methyl-3-oxoprop-1-enyl]-2,2-dimethylcyclopropane-1-carboxylate

About Pyrethrin II

Zemixal lists Pyrethrin II for laboratories that identify, quantify or control Tretinoin and its related substances. Identity at a glance (Reference Standard): CAS 121-29-9, formula C22H28O5 and molar mass 372.5 g/mol. It is handled as a solid.

Where it is used

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

Storage and safety notes

Classified under GHS with signal word Warning and hazard statements H302, H312, H332 and H400. Read the SDS before first use.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Each lot travels with a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Tretinoin

See every impurity, metabolite and related compound we list for this API.

Tretinoin standards

Typical uses

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

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of Pyrethrin II
Product name	Pyrethrin II
Catalogue number	ZX-035709
CAS number	121-29-9
IUPAC name	cis-[(1S)-2-methyl-4-oxo-3-[(2Z)-penta-2,4-dienyl]cyclopent-2-en-1-yl] (1R,3R)-3-[(E)-3-methoxy-2-methyl-3-oxoprop-1-enyl]-2,2-dimethylcyclopropane-1-carboxylate
Molecular formula	C₂₂H₂₈O₅
Molar mass	372.5 g/mol
Exact mass	372.1937
Grade	Reference Standard
Physical form	Solid
XLogP3	4.4
H-bond donors / acceptors	0 / 5
Topological polar surface area	69.7 Å²
HS code	38229090
InChIKey	VJFUPGQZSXIULQ-XIGJTORUSA-N
SMILES	CC1=C(C(=O)C[C@@H]1OC(=O)[C@@H]2[C@H](C2(C)C)/C=C(\C)/C(=O)OC)C/C=C\C=C
PubChem CID	5281555
Synonyms	Pyrethrin 2, Pyretrin II, ENT 7,543, (+)-Pyrethronyl (+)-pyrethrate, Chrysanthemumdicarboxylic acid monomethyl ester pyrethrolone ester, Pyrethrolone ester of chrsanthemumdicarboxylic acid monomethyl ester, Pyrethrin, Pyrethrine II, Pyrethrin II [BSI:ISO], Pyrethrolone, chrysanthemum dicarboxlic acid methyl ester ester, Pyrethrine II [ISO-French]

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

Irritant or harmful

Hazardous to the environment

Signal word Warning

H302Harmful if swallowed
H312Harmful in contact with skin
H332Harmful if inhaled
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary statements P261, P264, P270, P271, P273, P280, P301 + P317, P302 + P352, P304 + P340, P317, P321, P330, P362 + P364, P391, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Pyrethrin II
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Pyrethrin II

Which CAS number identifies Pyrethrin II?

Pyrethrin II is registered under CAS 121-29-9. You may also see it listed as Pyrethrin 2, Pyretrin II, ENT 7,543. Our catalogue number for this item is ZX-035709.

What are the formula and molar mass of Pyrethrin II?

For Pyrethrin II, its formula is C22H28O5 and its molar mass is 372.5 g/mol. InChIKey VJFUPGQZSXIULQ-XIGJTORUSA-N lets you match it in any structure database.

How is Pyrethrin II used in pharmaceutical QC?

Pyrethrin II is a characterised reference material linked to Tretinoin. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.

What grade and pack sizes are available for Pyrethrin II?

This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.

Which documents come with Pyrethrin II?

Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.

Can Zemixal ship Pyrethrin II to my country?

Yes. Because Pyrethrin II is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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