Eprinomectin B1b

Name: Eprinomectin B1b
Brand: Vaqora Chemicals
SKU: VQ-048237

About Eprinomectin B1b

Eprinomectin B1b (CAS 133305-89-2) is a process intermediate or related compound of Eprinomectin offered by Vaqora Chemicals. Its molecular formula is C49H73NO14 and its molecular weight is 900.1 g/mol.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Good laboratory practice and suitable PPE are recommended during handling.

Process chemists and analysts use it when developing synthetic routes to Eprinomectin, tracking process-related impurities and validating analytical methods. It is used across pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Eprinomectin B1b is dispatched with a Certificate of Analysis (COA) to destinations worldwide. SDS and detailed specification sheets can be requested with your quotation.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development

Industries

Related to Eprinomectin

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

Eprinomectin impurities

Specifications & identifiers

Chemical identifiers
Product name	Eprinomectin B1b
Catalogue No.	VQ-048237
CAS Number	133305-89-2
IUPAC name	N-[(2S,3R,4S,6S)-6-[(2S,3S,4S,6R)-6-[(1'R,2R,3S,4'S,6S,8'R,10'E,12'S,13'S,14'E,16'E,20'R,21'R,24'S)-21',24'-dihydroxy-3,11',13',22'-tetramethyl-2'-oxo-2-propan-2-ylspiro[2,3-dihydropyran-6,6'-3,7,19-trioxatetracyclo[15.6.1.14,8.020,24]pentacosa-10,14,16,22-tetraene]-12'-yl]oxy-4-methoxy-2-methyloxan-3-yl]oxy-4-methoxy-2-methyloxan-3-yl]acetamide
Molecular formula	C₄₉H₇₃NO₁₄
Molecular weight	900.1 g/mol
Exact mass	899.5031
HSN code	2933
InChIKey	WPNHOHPRXXCPRA-FZTOWWROSA-N
SMILES	C[C@H]1/C=C/C=C/2\CO[C@H]3[C@@]2([C@@H](C=C([C@H]3O)C)C(=O)O[C@H]4C[C@@H](C/C=C(/[C@H]1O[C@H]5C[C@@H]([C@H]([C@@H](O5)C)O[C@H]6C[C@@H]([C@@H]([C@@H](O6)C)NC(=O)C)OC)OC)\C)O[C@]7(C4)C=C[C@@H]([C@H](O7)C(C)C)C)O
PubChem CID	20055319

Physical properties
Physical form	Solid
LogP (XLogP3)	3.5
H-bond donors / acceptors	3 / 14
TPSA	179 Å²

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 Eprinomectin B1b?

The CAS Registry Number of Eprinomectin B1b is 133305-89-2.

What is the molecular formula and molecular weight of Eprinomectin B1b?

Eprinomectin B1b has the molecular formula C49H73NO14 and a molecular weight of 900.1 g/mol.

What is Eprinomectin B1b used for?

Eprinomectin B1b is supplied as a characterised reference material related to Eprinomectin. 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 Eprinomectin B1b can I order?

We supply Eprinomectin B1b, 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 Eprinomectin B1b?

Yes. Every lot of Eprinomectin B1b 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 Eprinomectin B1b be shipped internationally?

Yes. We export Eprinomectin B1b worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.