CAS No 70356-09-1 , 1-(4-tert-butylphenyl)-3-(4-methoxyphenyl)propane-1,3-dione Search by region : Germany

Name: 1-(4-tert-butylphenyl)-3-(4-methoxyphenyl)propane-1,3-dione
Synonyms: Avobenzonum [INN-Latin]; Avobenzona [INN-Spanish];Avobenzone; Parsol 1789; HSDB 7423; Butyl methoxydibenzoylmethane; 70356-09-1;1-(4-tert-butylphenyl)-3-(4-methoxyphenyl)propane-1,3-dione;
CAS Registry Number:70356-09-1
Transport: UN3077 9/PG 3
Flash Point: 463.6 ºC at 760 mmHg
Boiling Point: 463.6 ºC at 760 mmHg
Density: 1.079
Refractive index: 1.546
Safety Statements: S60S61
Hazard Symbols: N
HS Code: 29145000
Flash Point: 463.6 ºC at 760 mmHg
EINECS: 274-581-6
Molecular Weight: 310.38688
InchiKey: XNEFYCZVKIDDMS-UHFFFAOYSA-N
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
Risk Statements: 50/53
Molecular Formula: C₂₀H₂₂O₃
Molecular Structure:

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70356-09-1 BUTYLMETHOXYDIBENZOYLMETHANE

Syntharo Fine Chemicals GmbH [Manufacturer]
Tel: +49-(0)214-30-47600
Fax: +49-(0)214-40-44247
Address: Syntharo Fine Chemicals GmbH
Chempark Leverkusen - Geb. W15
51368 Leverkusen
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70356-09-1 Butylmethoxydibenzoylmethane

Butylmethoxydibenzoylmethane
CHEMOS GmbH [Manufacturer]
Tel: 0049 9402/9336 0
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Address: CHEMOS GmbH
Werner-von-Siemensstr. 3
93128 Regenstauf
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References of 1-(4-tert-butylphenyl)-3-(4-methoxyphenyl)propane-1,3-dione

Title: Avobenzone
CAS Registry Number: 70356-09-1
CAS Name: 1-[4-(1,1-Dimethylethyl)phenyl]-3-(4-methoxyphenyl)-1,3-propanedione
Synonyms: butyl methoxydibenzoylmethane; 4-tert-butyl-4￠-methoxydibenzoylmethane
Trademarks: Eusolex 9020 (Merck KGaA); Neo Heliopan 357 (Symrise); Parsol 1789 (DSM)
Molecular Formula: C20H22O3
Molecular Weight: 310.39
Percent Composition: C 77.39%, H 7.14%, O 15.46%
Literature References: UV-A blocker. Prepn: K.-F. De Polo, DE 2945125; idem, US 4387089 (1980, 1983 both to Givaudan). Clinical efficacy as sunscreen: R. W. Gange et al., J. Am. Acad. Dermatol. 15, 494 (1986); K. Kaidbey, R. W. Gange, ibid. 16, 346 (1987); N. J. Lowe et al., ibid. 17, 224 (1987). Assessment of photostability: A. Deflandre, G. Lang, Int. J. Cosmet. Sci. 10, 53 (1988). Photodecomposition: N. M. Roscher et al., J. Photochem. Photobiol. A 80, 417 (1994). Photochemistry in solution: W. Schwack, T. Rudolph, ibid. B 28, 229 (1995). HPLC determn in cosmetic products: L. Gagliardi et al., J. Chromatogr. 408, 409 (1987); P. Wallner, Dtsch. Lebensm. Rundsch. 89, 375 (1993). Effect of reflectance of light on protection of skin: G. J. Smith et al., Photochem. Photobiol. 75, 122 (2002).
Properties: Crystals from methanol, mp 83.5°.
Melting point: mp 83.5°
Therap-Cat: Ultraviolet screen.
Keywords: Ultraviolet Screen.