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74966-71-5

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74966-71-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74966-71-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,9,6 and 6 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 74966-71:
(7*7)+(6*4)+(5*9)+(4*6)+(3*6)+(2*7)+(1*1)=175
175 % 10 = 5
So 74966-71-5 is a valid CAS Registry Number.

74966-71-5SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 17, 2017

Revision Date: Aug 17, 2017

1.Identification

1.1 GHS Product identifier

Product name (2,2-diiodo-1,1-dimethoxyethyl)benzene

1.2 Other means of identification

Product number -
Other names 1,1-diiodo-2,2-dimethoxyethyl-2-phenylethanone

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:74966-71-5 SDS

74966-71-5Relevant articles and documents

Iron(III) catalyzed halo-functionalization of alkynes

Catano, Bryant,Lee, John,Kim, Claudia,Farrell, David,Petersen, Jeffrey L.,Xing, Yalan

supporting information, p. 4124 - 4127 (2015/08/03)

Abstract Aromatic and aliphatic alkynes can be halo-functionalized to α,α-dihalodimethyl ketals catalyzed by FeCl3 in excellent yields. MeOH is used as a nucleophilic solvent and N-halosuccinimide as the halogen source for this efficient transformation. The resulting α,α-dibromodimethyl ketals can be converted to the corresponding α,α-dibromoketones by treatment with 8% FeCl3 in silica gel.

Facile formations of ketals of α, α-dihaloacetophenones

Bovonsombat, Pakorn,McNelis, Edward

, p. 4123 - 4126 (2007/10/02)

Ketals of α,α-dihaloacetophenones are prepared in high yields from phenylethyne and N-halosuccinimide with catalytic quantities of p-toluenesulfonic acid.

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