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98750-90-4

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98750-90-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 98750-90-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,7,5 and 0 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 98750-90:
(7*9)+(6*8)+(5*7)+(4*5)+(3*0)+(2*9)+(1*0)=184
184 % 10 = 4
So 98750-90-4 is a valid CAS Registry Number.

98750-90-4SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 12, 2017

Revision Date: Aug 12, 2017

1.Identification

1.1 GHS Product identifier

Product name methylselenonylbenzene

1.2 Other means of identification

Product number -
Other names methyl phenyl selenone

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:98750-90-4 SDS

98750-90-4Relevant articles and documents

Synthesis of Selenones: A Comparative Study

Krief, Alain,Dumont, Willy,Denis, Jean-Noel,Evrard, Guy,Norberg, Bernadette

, p. 569 - 570 (1985)

The propensity of several reagents to oxidize selenides to selenones has been evalueted; the scope and limitations of the methods are presented.

NOVEL SYNTHESIS OF SELENONES : Application to the Synthesis of Alkyl Cyclopropanecarboxylates.

Krief, A.,Dumont W.,De Mahieu, A.F.

, p. 3269 - 3272 (2007/10/02)

Selenones are prepared by oxidation of selenides by hydrogen peroxide-benzeneseleninic acid.They react with α,β-unsaturated esters and alkylidene malonates in the presence of t-BuOK and produce alkyl cyclopropanecarboxylates.

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