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336621-30-8

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336621-30-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 336621-30-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,6,6,2 and 1 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 336621-30:
(8*3)+(7*3)+(6*6)+(5*6)+(4*2)+(3*1)+(2*3)+(1*0)=128
128 % 10 = 8
So 336621-30-8 is a valid CAS Registry Number.

336621-30-8Downstream Products

336621-30-8Relevant articles and documents

A new practical method for regioselective nucleophilic aromatic alkylation of ortho- or para-methoxy-substituted aromatic esters with Grignard reagents

Kojima, Tomoyuki,Ohishi, Takeshi,Yamamoto, Izumi,Matsuoka, Tatsuomi,Kotsuki, Hiyoshizo

, p. 1709 - 1712 (2007/10/03)

A new practical method for the regioselective nucleophilic aromatic alkylation of o- or p-methoxy-substituted aromatic carboxylic acids via their triethylcarbinyl ester derivatives by conducting the reactions with alkyl/aryl Grignard reagents in toluene has been developed.

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