Paclitaxel Oxetane Ring-Opened 3-Acetyl 4-Benzoyl Impurity
- CAS
- 932042-85-8
- Formula
- C47H53NO15
- MW
- 871.9 g/mol
ZX-026272
Pharmacopeial Impurities (EP / USP / BP)
Paclitaxel EP Impurity A
Reference StandardAvailable on request
Order Paclitaxel EP Impurity A (CAS 173101-54-7) online at Zemixal. Request a quote with price, lead time and documents.
CAS number173101-54-7
FormulaC45H53NO14
Molar mass831.9 g/mol
Physical formSolid
HS code38229090
InChIKeyYJXDCLDHHJRTGV-WBYYIXQISA-N
IUPAC name[(1S,2S,3R,4S,7R,9S,10S,12R,15S)-4,12-diacetyloxy-15-[(2R,3S)-3-benzamido-2-hydroxy-3-phenylpropanoyl]oxy-1,9-dihydroxy-10,14,17,17-tetramethyl-11-oxo-6-oxatetracyclo[11.3.1.03,10.04,7]heptadec-13-en-2-yl] (E)-2-methylbut-2-enoate
About Paclitaxel EP Impurity A
Zemixal lists Paclitaxel EP Impurity A for laboratories that identify, quantify or control Paclitaxel and its related substances. Identity at a glance (Reference Standard): CAS 173101-54-7, formula C45H53NO14 and molar mass 831.9 g/mol. It is handled as a solid.
Common uses in the lab and plant
- Pharmacopeial method verification
- Impurity profiling
- QC release testing
- ANDA / DMF filings
Handling and storage
Hazard communication follows GHS (Danger: H301, H340, H351 and H372). Our SDS lists exposure controls and first-aid measures.
Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. You receive a certificate of analysis with characterisation data with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Reference standards for Paclitaxel
See every impurity, metabolite and related compound we list for this API.
Paclitaxel standardsTypical uses
- Pharmacopeial method verification
- Impurity profiling
- QC release testing
- ANDA / DMF filings
Applications
Grade guides
Specifications and identifiers
| Product name | Paclitaxel EP Impurity A |
|---|---|
| Catalogue number | ZX-026273 |
| CAS number | 173101-54-7 |
| IUPAC name | [(1S,2S,3R,4S,7R,9S,10S,12R,15S)-4,12-diacetyloxy-15-[(2R,3S)-3-benzamido-2-hydroxy-3-phenylpropanoyl]oxy-1,9-dihydroxy-10,14,17,17-tetramethyl-11-oxo-6-oxatetracyclo[11.3.1.03,10.04,7]heptadec-13-en-2-yl] (E)-2-methylbut-2-enoate |
| Molecular formula | C45H53NO14 |
| Molar mass | 831.9 g/mol |
| Exact mass | 831.3466 |
| Grade | Reference Standard |
| Physical form | Solid |
| XLogP3 | 2 |
| H-bond donors / acceptors | 4 / 14 |
| Topological polar surface area | 221 Ų |
| HS code | 38229090 |
| InChIKey | YJXDCLDHHJRTGV-WBYYIXQISA-N |
| SMILES | C/C=C(\C)/C(=O)O[C@H]1[C@H]2[C@@]([C@H](C[C@@H]3[C@]2(CO3)OC(=O)C)O)(C(=O)[C@@H](C4=C([C@H](C[C@@]1(C4(C)C)O)OC(=O)[C@@H]([C@H](C5=CC=CC=C5)NC(=O)C6=CC=CC=C6)O)C)OC(=O)C)C |
| PubChem CID | 11803607 |
| Synonyms | Iso Cephalomannine, Paclitaxel - Impurity A, 2-Debenzoyl-2-tigloylpaclitaxel, Isocephalomannine, 2-Debenzoyl Paclitaxel-2-(2-Methyl-2-Butenoate), 2-O-debenzoyl-2-O-tigloylpaclitaxel |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Danger
- H301Toxic if swallowed
- H340May cause genetic defects
- H351Suspected of causing cancer
- H372Causes damage to organs through prolonged or repeated exposure
Precautionary statements P203, P260, P264, P270, P280, P301 + P316, P318, P319, P321, P330, 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
| 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 Paclitaxel EP Impurity A
Which CAS number identifies Paclitaxel EP Impurity A?
Paclitaxel EP Impurity A is registered under CAS 173101-54-7. You may also see it listed as Iso Cephalomannine, Paclitaxel - Impurity A, 2-Debenzoyl-2-tigloylpaclitaxel. Our catalogue number for this item is ZX-026273.
What are the formula and molar mass of Paclitaxel EP Impurity A?
For Paclitaxel EP Impurity A, its formula is C45H53NO14 and its molar mass is 831.9 g/mol. InChIKey YJXDCLDHHJRTGV-WBYYIXQISA-N lets you match it in any structure database.
How is Paclitaxel EP Impurity A used in pharmaceutical QC?
Paclitaxel EP Impurity A is a characterised reference material linked to Paclitaxel. 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 Paclitaxel EP 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 Paclitaxel EP 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 Paclitaxel EP Impurity A to my country?
Yes. Because Paclitaxel EP 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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