Avobenzone

Name: Avobenzone
Brand: Vaqora Chemicals
SKU: VQ-004227

About Avobenzone

Listed under CAS 70356-09-1, Avobenzone is an active pharmaceutical ingredient available from Vaqora Chemicals in IP/BP/USP grade at a purity of 95.0%. The compound has the formula C20H22O3, corresponding to a molecular weight of 310.4 g/mol. Systematically, it is named 1-(4-tert-butylphenyl)-3-(4-methoxyphenyl)propane-1,3-dione. Alternative names: Parsol 1789 and Butyl methoxydibenzoylmethane.

In its supplied form it is a white to off-white crystalline powder. Keep the container tightly sealed and store it in a cool, dry area. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This API belongs to our vitamins, excipients and other APIs portfolio and is supplied to IP/BP/USP specifications for formulators, contract manufacturers and generic drug developers. It is used across pharmaceutical manufacturing.

We offer Avobenzone in 1 kg, 5 kg and 25 kg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Pharmaceutical formulation
Generic drug development
Nutraceutical & excipient use

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Avobenzone
Catalogue No.	VQ-004227
CAS Number	70356-09-1
IUPAC name	1-(4-tert-butylphenyl)-3-(4-methoxyphenyl)propane-1,3-dione
Molecular formula	C₂₀H₂₂O₃
Molecular weight	310.4 g/mol
Exact mass	310.1569
Grade	IP/BP/USP
Purity / assay	95.0%
InChIKey	XNEFYCZVKIDDMS-UHFFFAOYSA-N
SMILES	CC(C)(C)C1=CC=C(C=C1)C(=O)CC(=O)C2=CC=C(C=C2)OC
PubChem CID	51040

Physical properties
Physical form	Powder
Appearance	White to off-white crystalline powder
LogP (XLogP3)	4.8
H-bond donors / acceptors	0 / 3
TPSA	43.4 Å²
Synonyms	Parsol 1789, Butyl methoxydibenzoylmethane, Escalol 517, Eusolex 9020, NeoHeliopan 357, 1,3-Propanedione, 1-[4-(1,1-dimethylethyl)phenyl]-3-(4-methoxyphenyl)-, 1-(p-tert-Butylphenyl)-3-(p-methoxyphenyl)-1,3-propanedione, 1,3-Propanedione, 1-(4-(1,1-dimethylethyl)phenyl)-3-(4-methoxyphenyl)-, 1-(4-(1,1-Dimethylethyl)phenyl)-3-(4-methoxyphenyl)-1,3-propanedione, 1-[4-(1,1-dimethylethyl)phenyl]-3-(4-methoxyphenyl)-1,3-propanedione, parsol-1789, BMDBM cpd

Safety & hazard information (GHS)

Hazard statements

H413May cause long lasting harmful effects to aquatic life

Precautionary statements: P273, 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 70356-09-1

Avobenzone, 99%

CAS: 70356-09-1
Formula: C₂₀H₂₂O₃
MW: 310.4 g/mol

VQ-008087

Frequently asked questions

What is the CAS number of Avobenzone?

The CAS Registry Number of Avobenzone is 70356-09-1. It is also known as Parsol 1789, Butyl methoxydibenzoylmethane, Escalol 517.

What is the molecular formula and molecular weight of Avobenzone?

Avobenzone has the molecular formula C20H22O3 and a molecular weight of 310.4 g/mol. Its IUPAC name is 1-(4-tert-butylphenyl)-3-(4-methoxyphenyl)propane-1,3-dione.

Which grade and pack sizes of Avobenzone can I order?

We supply Avobenzone in IP/BP/USP (95.0%) grade, in 1 kg, 5 kg, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Avobenzone?

Yes. Every lot of Avobenzone 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 Avobenzone be shipped internationally?

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