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bf99molei

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[求助] 求US 4950478 和 US 5000961专利的Chem. Abstr.号

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US 4950478专利    Chem. Abstr.号
US 5000961专利    Chem. Abstr.号
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baiyuefei

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gruyclewee: 金币+2, 感谢解答,奖励一下。 2013-01-11 09:12:02
bf99molei: 金币+4, ★★★★★最佳答案 2013-01-11 12:17:48
li273273: 金币+2, 检索EPI+1, 感谢风雪兄弟的应助! 2013-01-11 19:35:01
US 4950478
Cosmetics containing phototoxic natural essences and benzylidenecamphor derivatives


By: Lang, Gerard; Deflandre, Andre; Beck, Irena

Assignee: Oreal S. A., Fr.

Cosmetics contg. a natural fragrance with a phototoxic level of furocoumarins also contains 0.01-2% by wt. of at least 1 benzylidenecamphor deriv. absorber of UVA radiation to decrease the phototoxicity.  A benzylidenecamphor deriv. absorbing UVB radiation may be added also.  A shaving cream contained: natural fragrance contg. 50% bergamot oil 1.5, triethanolamine terephthalylidene-3,3'-dicamphor-10-sulfonate (I)  [90394-37-9] 0.4, p-methylbenzylidenecamphor (II)  [36861-47-9] 0.2, stearic acid 25, coconut oil 8, olive oil 2, cetyl alc. 1, sorbitol 3.5, 7.3N KOH 18, 9.5N NaOH 2.5, and H2O to 100 g.  The cream contained 26.25 ppm 5-methoxypsoralen  [484-20-8].


Accession Number


1984:616224
CAN101:216224
CAPLUS
2楼2013-01-11 08:34:45
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baiyuefei

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bf99molei: 金币+3, ★★★★★最佳答案 2013-01-11 12:17:55
US 5000961
Preparation of tert-butylbenzylidenecamphors as drugs and cosmetics


By: Lang, Gerard; Forestier, Serge; Lagrange, Alain; Moire, Claudine; Deflandre, Andre

Assignee: Oreal S. A., Fr.

The title compds. (I; R = H, Me3C; R1 = C1-8 alkyl, alkoxy; R2, R3 = H, OH; ≥1 of R2, R3 = OH), useful as antioxidants, light absorbers, and for prevention of inflammation, allergy, and cancer (no data), were prepd.  A mixt. of DL-camphor, NaH, and 1,2-dimethoxyethane was refluxed 1 h and 3-tert-butyl-2-hydroxy-5-methoxybenzaldehyde in 1,2-dimethoxyethane was added.  The mixt. was refluxed 3 h to give 31% I (R = R2 = H, R1 = OMe, R3 = OH).


Accession Number


1989:553349
CAN111:153349
CAPLUS
3楼2013-01-11 08:35:30
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wsq1179

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gruyclewee: 金币+2, 感谢解答,奖励一下。 2013-01-11 09:12:20
bf99molei: 金币+3, ★★★★★最佳答案 2013-01-11 12:18:02
US 4950478专利    Chem. Abstr.号   101:216224c
US 5000961专利    Chem. Abstr.号   111:153349f
4楼2013-01-11 09:00:06
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