5-O-Demethyl-4'',5-bis-O-[(1,1-dimethylethyl)… 102190-51-2

About 5-O-Demethyl-4'',5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-22,23-dihydro-28-oxo-avermectin A1a

5-O-Demethyl-4'',5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-22,23-dihydro-28-oxo-avermectin A1a is a metabolite or degradation product of Ivermectin carrying the CAS registry number 102190-51-2. Its molecular formula is C60H100O15Si2 and its molecular weight is 1117.6 g/mol.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Good laboratory practice and suitable PPE are recommended during handling.

It is used in metabolite identification, stability-indicating method development and impurity profiling of Ivermectin, as well as in QC testing and ANDA/DMF documentation. 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

Metabolite identification
Stability-indicating methods
Impurity profiling

Industries

Related to Ivermectin

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

Ivermectin impurities

Specifications & identifiers

Chemical identifiers
Product name	5-O-Demethyl-4'',5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-22,23-dihydro-28-oxo-avermectin A1a
Catalogue No.	VQ-037797
CAS Number	102190-51-2
IUPAC name	(1R,4S,5'S,6R,6'R,8R,12S,13S,20R,21R,24S)-6'-[(2S)-butan-2-yl]-21-[tert-butyl(dimethyl)silyl]oxy-12-[(2R,4S,5S,6S)-5-[(2S,4S,5S,6S)-5-[tert-butyl(dimethyl)silyl]oxy-4-methoxy-6-methyloxan-2-yl]oxy-4-methoxy-6-methyloxan-2-yl]oxy-24-hydroxy-5',11,13,22-tetramethylspiro[3,7,19-trioxatetracyclo[15.6.1.14,8.020,24]pentacosa-10,14,16,22-tetraene-6,2'-oxane]-2,18-dione
Molecular formula	C₆₀H₁₀₀O₁₅Si₂
Molecular weight	1117.6 g/mol
Exact mass	1116.6601
Grade	Reference Standard
HSN code	38229090
InChIKey	QBKLEHASORZTDT-PSWWKLHESA-N
SMILES	CC[C@H](C)[C@@H]1[C@H](CC[C@@]2(O1)C[C@@H]3C[C@H](O2)CC=C([C@H]([C@H](C=CC=C4C(=O)O[C@H]5[C@@]4([C@@H](C=C([C@H]5O[Si](C)(C)C(C)(C)C)C)C(=O)O3)O)C)O[C@H]6C[C@@H]([C@H]([C@@H](O6)C)O[C@H]7C[C@@H]([C@H]([C@@H](O7)C)O[Si](C)(C)C(C)(C)C)OC)OC)C)C
PubChem CID	131667423

Physical properties
Physical form	Solid
H-bond donors / acceptors	1 / 15
TPSA	165 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 5-O-Demethyl-4'',5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-22,23-dihydro-28-oxo-avermectin A1a?

The CAS Registry Number of 5-O-Demethyl-4'',5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-22,23-dihydro-28-oxo-avermectin A1a is 102190-51-2.

What is the molecular formula and molecular weight of 5-O-Demethyl-4'',5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-22,23-dihydro-28-oxo-avermectin A1a?

5-O-Demethyl-4'',5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-22,23-dihydro-28-oxo-avermectin A1a has the molecular formula C60H100O15Si2 and a molecular weight of 1117.6 g/mol.

What is 5-O-Demethyl-4'',5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-22,23-dihydro-28-oxo-avermectin A1a used for?

5-O-Demethyl-4'',5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-22,23-dihydro-28-oxo-avermectin A1a is supplied as a characterised reference material related to Ivermectin. 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 5-O-Demethyl-4'',5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-22,23-dihydro-28-oxo-avermectin A1a can I order?

We supply 5-O-Demethyl-4'',5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-22,23-dihydro-28-oxo-avermectin A1a 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 5-O-Demethyl-4'',5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-22,23-dihydro-28-oxo-avermectin A1a?

Yes. Every lot of 5-O-Demethyl-4'',5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-22,23-dihydro-28-oxo-avermectin A1a 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 5-O-Demethyl-4'',5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-22,23-dihydro-28-oxo-avermectin A1a be shipped internationally?

Yes. We export 5-O-Demethyl-4'',5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-22,23-dihydro-28-oxo-avermectin A1a worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.