Avermectin B1a

Name: Avermectin B1a
Brand: Vaqora Chemicals
SKU: VQ-019501

About Avermectin B1a

Vaqora Chemicals supplies Avermectin B1a, an ester registered under CAS number 65195-55-3. With the molecular formula C48H72O14, it has a molar mass of 873.1 g/mol. Alternative names: Abamectin B1a and 5-O-Demethylavermectin A1a.

Store sealed in a dry, well-ventilated location away from incompatible materials. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

It is commonly used for cell and microbial culture and agrochemical formulations. Typical end-use sectors are pharmaceutical manufacturing, academic and industrial research and agrochemical production.

We offer Avermectin B1a in 5 mg packs with a batch-specific COA, and ship to customers worldwide. SDS and detailed specification sheets can be requested with your quotation. Larger quantities and custom packaging are available. Request a quote for pricing and lead time.

Typical applications

Cell & microbial culture
Agrochemical formulations

Industries

Specifications & identifiers

Chemical identifiers
Product name	Avermectin B1a
Catalogue No.	VQ-019501
CAS Number	65195-55-3
IUPAC name	(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)-2-[(2S)-butan-2-yl]-21',24'-dihydroxy-12'-[(2R,4S,5S,6S)-5-[(2S,4S,5S,6S)-5-hydroxy-4-methoxy-6-methyloxan-2-yl]oxy-4-methoxy-6-methyloxan-2-yl]oxy-3,11',13',22'-tetramethylspiro[2,3-dihydropyran-6,6'-3,7,19-trioxatetracyclo[15.6.1.14,8.020,24]pentacosa-10,14,16,22-tetraene]-2'-one
Molecular formula	C₄₈H₇₂O₁₄
Molecular weight	873.1 g/mol
Exact mass	872.4922
InChIKey	RRZXIRBKKLTSOM-XPNPUAGNSA-N
SMILES	CC[C@H](C)[C@@H]1[C@H](C=C[C@@]2(O1)C[C@@H]3C[C@H](O2)C/C=C(/[C@H]([C@H](/C=C/C=C/4\CO[C@H]5[C@@]4([C@@H](C=C([C@H]5O)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)OC)OC)\C)C
PubChem CID	6434889

Physical properties
Physical form	Other
LogP (XLogP3)	3.8
H-bond donors / acceptors	3 / 14
TPSA	170 Å²
Synonyms	Abamectin B1a, 5-O-Demethylavermectin A1a, Avermectin A1a, 5-O-demethyl-, Antibiotic C 076B1a, Abamectin komponente B1a, Antibiotic C 076A1a, 5-O-demethyl-, Avermectin A(sub 1a), 5-O-demethyl-

Safety & hazard information (GHS)

Toxic

Health hazard

Environmental hazard

Signal word: Danger

Hazard statements

H300Fatal if swallowed
H330Fatal if inhaled
H372Causes damage to organs through prolonged or repeated exposure
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary statements: P203, P260, P264, P270, P271, P273, P280, P284, P301 + P316, P304 + P340, P316, P318, P319, P320, P321, P330, P391, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 65195-55-3

Cell Culture

Avermectin B1a, 5-O-Demethylavermectin A1a, cell culture tested

CAS: 65195-55-3
Formula: C₄₈H₇₂O₁₄
MW: 873.1 g/mol

VQ-020302

Frequently asked questions

What is the CAS number of Avermectin B1a?

The CAS Registry Number of Avermectin B1a is 65195-55-3. It is also known as Abamectin B1a, 5-O-Demethylavermectin A1a, Avermectin A1a, 5-O-demethyl-.

What is the molecular formula and molecular weight of Avermectin B1a?

Avermectin B1a has the molecular formula C48H72O14 and a molecular weight of 873.1 g/mol.

Which grade and pack sizes of Avermectin B1a can I order?

We supply Avermectin B1a, in 5 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Avermectin B1a?

Yes. Every lot of Avermectin B1a 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 Avermectin B1a be shipped internationally?

Yes. Avermectin B1a is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.