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27628-05-3

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27628-05-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 27628-05-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,7,6,2 and 8 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 27628-05:
(7*2)+(6*7)+(5*6)+(4*2)+(3*8)+(2*0)+(1*5)=123
123 % 10 = 3
So 27628-05-3 is a valid CAS Registry Number.

27628-05-3SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 20, 2017

Revision Date: Aug 20, 2017

1.Identification

1.1 GHS Product identifier

Product name 2-bromo-3',4'-bis(benzyloxy)acetophenone

1.2 Other means of identification

Product number -
Other names 3,4-dibenzyloxy-α-bromoacetophenone

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:27628-05-3 SDS

27628-05-3Relevant articles and documents

P-Hydroxyphenacyl photoremovable protecting groups Robust photochemistry despite substituent diversity

Givens, Richard S.,Stensrud, Kenneth,Conrad, Peter G.,Yousef, Abraham L.,Perera, Chamani,Senadheera, Sanjeewa N.,Heger, Dominik,Wirz, Jakob

scheme or table, p. 364 - 384 (2011/06/22)

A broadly based investigation of the effects of a diverse array of substituents on the photochemical rearrangement of p-hydroxyphenacyl esters has demonstrated that common substituents such as F, MeO, CN, CO2R, CONH2, and CH3 have little effect on the rate and quantum efficiencies for the photo-Favorskii rearrangement and the release of the acid leaving group or on the lifetimes of the reactive triplet state. A decrease in the quantum yields across all substituents was observed for the release and rearrangement when the photolyses were carried out in buffered aqueous media at pHs that exceeded the ground-state pKa of the chromophore where the conjugate base is the predominant form. Otherwise, substituents have only a very modest effect on the photoreaction of these robust chromophores.

Conformational effects on the activity of drugs. 11. Stereostructural models of the direct activation of the α- and β-adrenergic receptor

Macchia,Balsamo,Epifani,Lapucci,Nencetti,Breschi,Martinotti,Ceserani

, p. 740 - 747 (2007/10/02)

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