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946837-64-5

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946837-64-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 946837-64-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,4,6,8,3 and 7 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 946837-64:
(8*9)+(7*4)+(6*6)+(5*8)+(4*3)+(3*7)+(2*6)+(1*4)=225
225 % 10 = 5
So 946837-64-5 is a valid CAS Registry Number.

946837-64-5Downstream Products

946837-64-5Relevant articles and documents

Demethylation of aromatic methyl ethers using ionic liquids under microwave irradiation

Passiniemi, Mikko,Myllymaeki, Mikko J.,Vuokko, Juha,Koskinen, Ari M.P.

, p. 48 - 52 (2011)

An efficient demethylation reaction for aromatic methyl ethers has been developed. Deprotection reactions give high yields with butylpyridinium bromide under microwave irradiation. Basic and acidic functional groups are tolerated if the reaction is performed under acidic conditions.

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