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API Process Intermediates & Related Compounds

13-Acetyl-9-dihydrobaccatin-III

Available on request

13-Acetyl-9-dihydrobaccatin-III (CAS 142203-65-4) supplier Zemixal: C33H42O12, COA and SDS with every lot, worldwide shipping.

Pack sizes
13-Acetyl-9-dihydrobaccatin-III chemical structure
CAS number142203-65-4
FormulaC33H42O12
Molar mass630.7 g/mol
Physical formSolid
InChIKeyWPPPFZJNKLMYBW-FAEUQDRCSA-N
IUPAC name[(1S,2S,3R,4S,7R,9S,10S,11R,12R,15S)-4,12,15-triacetyloxy-1,9,11-trihydroxy-10,14,17,17-tetramethyl-6-oxatetracyclo[11.3.1.03,10.04,7]heptadec-13-en-2-yl] benzoate

About 13-Acetyl-9-dihydrobaccatin-III

Researchers and plant chemists source 13-Acetyl-9-dihydrobaccatin-III from Zemixal for routine and specialised work. Key data: CAS 142203-65-4, formula C33H42O12 and molar mass 630.7 g/mol. It is handled as a solid.

Where it is used

  • API route development
  • Impurity fate & purge studies
  • Analytical method development

Safe handling

No GHS classification is recorded for this item, but handle it with normal laboratory care.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. You receive a batch certificate of analysis and a 16-section SDS with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Paclitaxel

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

Paclitaxel standards

Typical uses

  • API route development
  • Impurity fate & purge studies
  • Analytical method development

Applications

Specifications and identifiers

Specifications of 13-Acetyl-9-dihydrobaccatin-III
Product name13-Acetyl-9-dihydrobaccatin-III
Catalogue numberZX-042310
CAS number142203-65-4
IUPAC name[(1S,2S,3R,4S,7R,9S,10S,11R,12R,15S)-4,12,15-triacetyloxy-1,9,11-trihydroxy-10,14,17,17-tetramethyl-6-oxatetracyclo[11.3.1.03,10.04,7]heptadec-13-en-2-yl] benzoate
Molecular formulaC33H42O12
Molar mass630.7 g/mol
Exact mass630.2676
Physical formSolid
XLogP31.5
H-bond donors / acceptors3 / 12
Topological polar surface area175 Ų
InChIKeyWPPPFZJNKLMYBW-FAEUQDRCSA-N
SMILESCC1=C2[C@H]([C@@H]([C@@]3([C@H](C[C@@H]4[C@]([C@H]3[C@@H]([C@@](C2(C)C)(C[C@@H]1OC(=O)C)O)OC(=O)C5=CC=CC=C5)(CO4)OC(=O)C)O)C)O)OC(=O)C
PubChem CID3083352
Synonyms13-Acetyl-9-dihydrobaccatin-II, 9-Dihydro-13-acetylbaccatin III, 7,9-Dideacetyl baccatin VI, 7,9-Dideacetylbaccatin VI, 13-O-Acetyl-9-dihydrobaccatin III, 9-Dideacetyl baccatin VI, 4,10,13-Tris(acetyloxy)-1,7,9-trihydroxy-5,20-epoxytax-11-en-2-yl benzoate

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

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of 13-Acetyl-9-dihydrobaccatin-III
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 13-Acetyl-9-dihydrobaccatin-III

Which CAS number identifies 13-Acetyl-9-dihydrobaccatin-III?
13-Acetyl-9-dihydrobaccatin-III is registered under CAS 142203-65-4. You may also see it listed as 13-Acetyl-9-dihydrobaccatin-II, 9-Dihydro-13-acetylbaccatin III, 7,9-Dideacetyl baccatin VI. Our catalogue number for this item is ZX-042310.
What are the formula and molar mass of 13-Acetyl-9-dihydrobaccatin-III?
For 13-Acetyl-9-dihydrobaccatin-III, its formula is C33H42O12 and its molar mass is 630.7 g/mol. InChIKey WPPPFZJNKLMYBW-FAEUQDRCSA-N lets you match it in any structure database.
How is 13-Acetyl-9-dihydrobaccatin-III used in pharmaceutical QC?
13-Acetyl-9-dihydrobaccatin-III 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 13-Acetyl-9-dihydrobaccatin-III?
The grade and assay are confirmed on the quotation and the batch COA. 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 13-Acetyl-9-dihydrobaccatin-III?
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 13-Acetyl-9-dihydrobaccatin-III to my country?
Yes. 13-Acetyl-9-dihydrobaccatin-III ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.
Baccatin VI
CAS
57672-79-4
Formula
C37H46O14
MW
714.8 g/mol
ZX-042308

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