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139522-10-4

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139522-10-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 139522-10-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,5,2 and 2 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 139522-10:
(8*1)+(7*3)+(6*9)+(5*5)+(4*2)+(3*2)+(2*1)+(1*0)=124
124 % 10 = 4
So 139522-10-4 is a valid CAS Registry Number.

139522-10-4Downstream Products

139522-10-4Relevant articles and documents

Synthesis of N, N′-bis(2-thiazolinyl)-, N, N′-bis(2-thiazolyl)- , and N, N′-bis (2-pyrimidinyl)-benzene dicarboxamides

Gondi, Sudershan R.,Son, David Y.

, p. 3061 - 3072 (2007/10/03)

New heteroaromatic benzene dicarboxamides have been synthesized in moderate to good yields by the reactions of 2-aminothiazoline, 2-aminothiazole, and 2-aminopyrimidine with phthaloyl dichloride, isophthaloyl dichloride, and terephthaloyl dichloride in the presence of an organic base. The amides are sparingly soluble in common organic solvents but dissolve readily in dimethyl sulfoxide. Reactions of 2-aminothiazoline and 2-aminopyrimidine with phthaloyl dichloride yield a tricyclic compound and an imide, respectively, instead of the expected products.

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