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20152-33-4

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20152-33-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 20152-33-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,1,5 and 2 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 20152-33:
(7*2)+(6*0)+(5*1)+(4*5)+(3*2)+(2*3)+(1*3)=54
54 % 10 = 4
So 20152-33-4 is a valid CAS Registry Number.

20152-33-4SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 19, 2017

Revision Date: Aug 19, 2017

1.Identification

1.1 GHS Product identifier

Product name tert-butyl-dimethyl-(2-methylcyclohexen-1-yl)oxysilane

1.2 Other means of identification

Product number -
Other names 1-tert-butyldimethylsilyloxy-2-methyl-1-cyclohexene

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:20152-33-4 SDS

20152-33-4Relevant articles and documents

SYNTHESIS OF t-BUTYLDIMETHYLSILYL ENOL ETHERS FROM STERICALLY HINDERED KETONES

Mander, Lewis N.,Sethi, S. Paul

, p. 5953 - 5956 (1984)

Ketones react rapidly with t-butyldimethylsilyl triflate and amine bases to form t-butyldimethylsilyl enol ethers in high yield.

Facile isomerization of silyl enol ethers catalyzed by triflic imide and its application to one-pot isomerization-(2 + 2) cycloaddition

Inanaga, Kazato,Ogawa, Yu,Nagamoto, Yuuki,Daigaku, Akihiro,Tokuyama, Hidetoshi,Takemoto, Yoshiji,Takasu, Kiyosei

supporting information; experimental part, p. 658 - 661 (2012/06/01)

A triflic imide (Tf2NH) catalyzed isomerization of kinetically favourable silyl enol ethers into thermodynamically stable ones was developed. We also demonstrated a one-pot catalytic reaction consisting of (2 + 2) cycloaddition and isomerization. In the reaction sequence, Tf2NH catalyzes both of the reactions.

N-heterocyclic carbene-catalyzed silyl enol ether formation

Song, Jinhua J.,Tan, Zhulin,Reeves, Jonathan T.,Fandrick, Daniel R.,Yee, Nathan K.,Senanayake, Chris H.

supporting information; experimental part, p. 877 - 880 (2009/04/07)

N-Heterocyclic carbenes (NHCs) were found to catalyze the silyl transfer from trialkylsilyl ketene acetals to ketones. In the presence of a catalytic amount of NHC 3 (IAd, 0.1 to 5 mol%), a series of enolizable ketones as well as cyclohexanecarboxaldehyde

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