155633-54-8

Basic information

• Product Name: DROMETRIZOLE TRISILOXANE
• Synonyms: DROMETRIZOLE TRISILOXANE;Drometrizole Trisiloxane (200 mg);DroMetrizde trisiloxane;2-(2H-Benzotriazol-2-yl)-4-methyl-6-{2-methyl-3-{1,3,3,3-tetramethyl-1-[(trimethylsilyl)oxy]disiloxanyl}propyl}phenol;Silatrizole
• CAS NO: 155633-54-8
• Molecular Formula: C₂₄H₃₉N₃O₃Si₃
• Molecular Weight: 501.84126
• EINECS: 422-940-4
• Mol File: 155633-54-8.mol
• Article Data: 6

Chemical Properties

• Boiling Point: 530.6±60.0 °C(Predicted)
• Appearance: /
• Density: 1.06±0.1 g/cm3(Predicted)
• Storage Temp.: Refrigerator
• Solubility: Chloroform (Slightly), Methanol (Slightly)
• PKA: 8.36±0.50(Predicted)
• BRN: 11343300
• CAS DataBase Reference: DROMETRIZOLE TRISILOXANE(CAS DataBase Reference)
• NIST Chemistry Reference: DROMETRIZOLE TRISILOXANE(155633-54-8)
• EPA Substance Registry System: DROMETRIZOLE TRISILOXANE(155633-54-8)

Safety Data

• WGK Germany: 1
• Hazardous Substances Data: 155633-54-8(Hazardous Substances Data)

Usage

Uses

Different sources of media describe the Uses of 155633-54-8 differently. You can refer to the following data:
1. drometrizole trisiloxane is a uV absorber/uV filter, it provides uVBand some uVA-spectrum protection.
2. Drometrizole Trisiloxane is used in the synthesis of UV light absorbers and filters for polyester fibers and suncare formulations.

Upstream product

• 1873-88-7 1,1,1,3,5,5,5-heptamethyltrisiloxan 
• 98809-58-6 2-(2H-1,2,3-benzotriazol-2-yl)-4-methyl-6-(2-methylprop-2-enyl)phenol 

Relevant articles and documents

PROCESS FOR PURIFYING OR DRYING COMPOUNDS COMPRISING 2-HYDROXYPHENYL BENZOTRIAZOLE FUNCTIONS AND SILOXANE FUNCTIONS

The present invention is directed to a process for purifying or drying a material comprising at least one compound containing at least one 2-hydroxyphenyl benzotriazole function and at least one siloxane function, said process comprising a step wherein the material is submitted to microwave irradiations.

PROCESS FOR PREPARING 2-HYDROXYPHENYL BENZOTRIAZOLE SILOXANE COMPOUNDS

A process for preparing a siloxane compound comprising a 2-hydroxyphenyl benzotriazole function which comprises at least one step in which a reaction for hydrosilylation of a compound 2-hydroxyphenyl benzotriazole comprising a substituent having a terminal double bond with a siloxane compound comprising an SiH function is carried out in the presence of a catalyst and of at least one volatile organic solvent corresponding to one of formula (VII) or (VIII). in which R4 and R5, which may be identical or different, represent a linear or branched C1-C4 alkyl radical, with the proviso that the sum of the carbons of R4 and R5 is less than or equal to 6;y is and integer between 1 and 3;R6 which may be identical or different, are linear or branched C1-C3 alkyl radicals, with the proviso that the sum of the carbons of R6 is less than or equal to 6 is disclosed.

USE OF FLAVONOIDS

The present invention relates to the use of at least one flavonoid for odour improvement and/or odour stabilisation, and to corresponding compositions and the preparation thereof.