Paclitaxel EP Impurity K

Name: Paclitaxel EP Impurity K
Brand: Vaqora Chemicals
SKU: VQ-023455

About Paclitaxel EP Impurity K

Paclitaxel EP Impurity K is a pharmacopeial impurity of Paclitaxel carrying the CAS registry number 148930-55-6. Formula C53H65NO14Si, molecular weight 968.2 g/mol. Common synonyms include Paclitaxel - Impurity K and 7-O-(Triethylsilyl) Paclitaxel.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This Paclitaxel impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Typical end-use sectors are 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

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Paclitaxel

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

Paclitaxel impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Paclitaxel EP Impurity K
Catalogue No.	VQ-023455
CAS Number	148930-55-6
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-hydroxy-10,14,17,17-tetramethyl-11-oxo-9-triethylsilyloxy-6-oxatetracyclo[11.3.1.03,10.04,7]heptadec-13-en-2-yl] benzoate
Molecular formula	C₅₃H₆₅NO₁₄Si
Molecular weight	968.2 g/mol
Exact mass	967.4174
Grade	Reference Standard
HSN code	38229090
InChIKey	LKHIBBPOJARUFY-RGZLSWIJSA-N
SMILES	CC[Si](CC)(CC)O[C@H]1C[C@@H]2[C@@](CO2)([C@@H]3[C@@]1(C(=O)[C@@H](C4=C([C@H](C[C@@]([C@H]3OC(=O)C5=CC=CC=C5)(C4(C)C)O)OC(=O)[C@@H]([C@H](C6=CC=CC=C6)NC(=O)C7=CC=CC=C7)O)C)OC(=O)C)C)OC(=O)C
PubChem CID	11115717

Physical properties
Physical form	Solid
H-bond donors / acceptors	3 / 14
TPSA	210 Å²
Synonyms	Paclitaxel - Impurity K, 7-O-(Triethylsilyl) Paclitaxel, 7-O-(Triethylsilyl)taxol, 7-O-(Triethylsilanyl)paclitaxel, 7-O-(Triethylsilyl)paclitaxel, 7-TES-Paclitaxel, 7-(Triethylsilyl)taxol

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 Paclitaxel EP Impurity K?

The CAS Registry Number of Paclitaxel EP Impurity K is 148930-55-6. It is also known as Paclitaxel - Impurity K, 7-O-(Triethylsilyl) Paclitaxel, 7-O-(Triethylsilyl)taxol.

What is the molecular formula and molecular weight of Paclitaxel EP Impurity K?

Paclitaxel EP Impurity K has the molecular formula C53H65NO14Si and a molecular weight of 968.2 g/mol.

What is Paclitaxel EP Impurity K used for?

Paclitaxel EP Impurity K is supplied as a characterised reference material related to Paclitaxel. 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 Paclitaxel EP Impurity K can I order?

We supply Paclitaxel EP Impurity K 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 Paclitaxel EP Impurity K?

Yes. Every lot of Paclitaxel EP Impurity K 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 Paclitaxel EP Impurity K be shipped internationally?

Yes. We export Paclitaxel EP Impurity K worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.