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API Impurities

Allylestrenol Impurity A

Reference StandardAvailable on request

Order Allylestrenol Impurity A (CAS 3646-28-4) online at Zemixal. Request a quote with price, lead time and documents. Packs from 10 mg.

Pack sizes
Allylestrenol Impurity A chemical structure
CAS number3646-28-4
FormulaC18H26O
Molar mass258.4 g/mol
Physical formSolid
HS code38229090
InChIKeyOLYAEHZZXXLNQQ-QXUSFIETSA-N
IUPAC name(8R,9S,10R,13S,14S)-13-methyl-2,3,6,7,8,9,10,11,12,14,15,16-dodecahydro-1H-cyclopenta[a]phenanthren-17-one

About Allylestrenol Impurity A

Zemixal supplies Allylestrenol Impurity A within its impurities & Reference Standards portfolio. Key data (Reference Standard): CAS 3646-28-4, formula C18H26O and molar mass 258.4 g/mol. It is handled as a solid.

Where it is used

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

Safe handling

Classified under GHS with signal word Danger and hazard statements H302, H312, H332 and H350. Read the SDS before first use.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Each lot travels with a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Typical uses

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

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of Allylestrenol Impurity A
Product nameAllylestrenol Impurity A
Catalogue numberZX-027762
CAS number3646-28-4
IUPAC name(8R,9S,10R,13S,14S)-13-methyl-2,3,6,7,8,9,10,11,12,14,15,16-dodecahydro-1H-cyclopenta[a]phenanthren-17-one
Molecular formulaC18H26O
Molar mass258.4 g/mol
Exact mass258.1984
GradeReference Standard
Physical formSolid
XLogP34
H-bond donors / acceptors0 / 1
Topological polar surface area17.1 Ų
HS code38229090
InChIKeyOLYAEHZZXXLNQQ-QXUSFIETSA-N
SMILESC[C@]12CC[C@H]3[C@H]([C@@H]1CCC2=O)CCC4=CCCC[C@H]34
PubChem CID107437
Synonymsestr-4-en-17-one, Oestr-4-en-17-one

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

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful
GHS08 Health hazard
Health hazard

Signal word Danger

  • H302Harmful if swallowed
  • H312Harmful in contact with skin
  • H332Harmful if inhaled
  • H350May cause cancer
  • H360May damage fertility or the unborn child

Precautionary statements P203, P261, P264, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P317, P318, P321, P330, P362 + P364, P405, 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 Allylestrenol Impurity A
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

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

Questions about Allylestrenol Impurity A

Which CAS number identifies Allylestrenol Impurity A?
Allylestrenol Impurity A is registered under CAS 3646-28-4. You may also see it listed as estr-4-en-17-one, Oestr-4-en-17-one. Our catalogue number for this item is ZX-027762.
What are the formula and molar mass of Allylestrenol Impurity A?
For Allylestrenol Impurity A, its formula is C18H26O and its molar mass is 258.4 g/mol. The systematic (IUPAC) name is (8R,9S,10R,13S,14S)-13-methyl-2,3,6,7,8,9,10,11,12,14,15,16-dodecahydro-1H-cyclopenta[a]phenanthren-17-one. InChIKey OLYAEHZZXXLNQQ-QXUSFIETSA-N lets you match it in any structure database.
What grade and pack sizes are available for Allylestrenol Impurity A?
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 Allylestrenol Impurity A?
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 Allylestrenol Impurity A to my country?
Yes. Because Allylestrenol Impurity A 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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