CAS No. 70356-09-1

Molecular Formula: C20H22O3

Similar Grade: PARSOL 1789，Mfsorb 502 | Appearance: White to off-white crystal powder | Identification => IR: should comply with the reference standard spectrum | UV: should comply with the reference standard spectrum | Assay: 95.0-105.0% | Melting point: 81.0-86.0℃ | Impurities => Maxium of each individual impurity: ≤ 3.0% | Total impurities: ≤ 4.5% | Loss on drying: ≤ 0.5% | Residue solvents: Methanol≤ 3000ppm

Appearance	White to off-white crystal powder
Identification
IR	should comply with the reference standard spectrum
UV	should comply with the reference standard spectrum
Assay	95.0-105.0%
Melting point	81.0-86.0℃
Impurities
Maxium of each individual impurity	≤ 3.0%
Total impurities	≤ 4.5%
Loss on drying	≤ 0.5%
Residue solvents	Methanol≤ 3000ppm

Product Name	Avobenzone
Synonyms	AVOBENZONE; 4-tert-butyl-4'-methoxy-dibenzoylmethane; 4-T-BUTYL-4'-METHOXY-DIBENZOYLMETHANE; 1-(4-(1,1-Dimethylethyl)phenyl)-3-(4-methoxyphenyl)-1,3-propanedione; 3-(P-METHOXYPHENYL)-1,3-PROPANEDIONE; PARSOL 1789
CAS	70356-09-1
Product Categories	Organics; cosmetic raw material; UV-Absorber;Aromatics;Intermediates & Fine Chemicals;Pharmaceuticals
Chemical Properties
mp	81-84 °C
density	1.079

Molecular Formula: C20H22O3
Molecular Weight: 310.39
Hazard Symbols: N
UN Number: UN3077 9/PG 3
WGKGermany: 2
HS Code: 29145000

More details are to be found on supplier website

Appearance	White to pale yellow powder
Assay	95.0~105.0%
Package	25kg per drum

Appearance: Off-white powder
Assay: ≥98%
Volatility: ≤ 0.5%
Any impurity: ≤ 3%
Total impurity: 4.5%
Residual solvents: ≤ 3000ppm

EINECS:274-581-6
Molecular formula:C20H22O3

Purity: 99%
Spec 1: white powder
Application: Used as cosmetic sunscreen

Appearance	Off-white powder
Assay	≥ 98%
Volatiles	≤ 0.5%
Single impurity	≤ 3%
Total impurity	≤ 4.5%
Residual	≤ 3000ppm

Description:
Avobenzone is an oil soluble ingredient used in sunscreen products to absorb the full spectrum of UVA rays and a dibenzoylmethane derivative.

• Molecular Weight: 310.39
• Molecular Formula: C20H22O3

Purity: >98%

Canonical SMILES:
CC(C)(C)C1=CC=C(C=C1)C(=O)CC(=O)C2=CC=C(C=C2)OC

InChI:
InChI=1S/C20H22O3/c1-20(2,3)16-9-5-14(6-10-16)18(21)13-19(22)15-7-11-17(23-4)12-8-15/h5-12H,13H2,1-4H3

InChIKey: XNEFYCZVKIDDMS-UHFFFAOYSA-N

• Boiling Point: 463.6±35.0°C at 760 mmHg
• Melting Point: 81-84°C
• Solubility: Soluble in Chloroform (Slightly), DMSO (Slightly), Methanol (Slightly, Heated, Sonicated), Water
• Appearance: White to Pale Yellow Solid
• Storage: Store at 2-8°C

Synonyms:
Avobenzonum; Parsol 1789; Parsol1789; Parsol-1789; HSDB 7423; HSDB-7423; HSDB7423; 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-Methoxyphenyl)-3-(4-tert-butylphenyl)propane-1,3-dione; 1-(4'-tert-Butylphenyl)-3-(4'-methoxyphenyl)propane-1,3-dione; 3-(4-Methoxyphenyl)-1-(4-tert-butylphenyl)-1,3-propanedione; 4-(1,1-Dimethylethyl)-4'-methoxydibenzoylmethane; 4-Methoxy-4'-tert-butyldibenzoylmethane; 4-tert-Butyl-4'-methoxydibenzoylmethane; Butylmethoxydibenzoylmethane; Escalol 517; Eusolex 9020; Milestab 1789; NeoHeliopan 357; Parsol 1789; Parsol A; Parsol RTM 1789; Photoplex; Solarom BMBM; Uvinul BMBM

More details are to be found on supplier website

EC No : 274-581-6
Product Status : Commercial
Industry : Cosmetics & Personal Care, Plastics

Smile code:
O=C(C1=CC=C(C(C)(C)C)C=C1)CC(C2=CC=C(OC)C=C2)=O
MDL Number:
MFCD00210252
Purity :
98%
Available in stock:
17780 g