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126971-43-5

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126971-43-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 126971-43-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,6,9,7 and 1 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 126971-43:
(8*1)+(7*2)+(6*6)+(5*9)+(4*7)+(3*1)+(2*4)+(1*3)=145
145 % 10 = 5
So 126971-43-5 is a valid CAS Registry Number.

126971-43-5Downstream Products

126971-43-5Relevant articles and documents

SYNTHESIS OF DERIVATIVES OF 1,2,4-TRIAZIN-3-THIONE AND 5-AMINO-2-ACYL-2,3-DIHYDRO-1,3,4-THIADIAZOLIUM SALTS FROM 1,2-DICARBONYL COMPOUNDS AND 4-SUBSTITUTED THIOSEMICARBAZIDES

Zelenin, K. N.,Kuznetsova, O. B.,Alekseev, V. V.

, p. 1211 - 1218 (1992)

The reactions of methyl- and phenylglyoxal with 2,4-disubstituted thiosemicarbazides and of diacetyl with 4-monosubstituted thiosemicarbazides gave monothiosemicarbazones which were converted in trifluoroacetic acid into previously unknown 5-amino-2-acyl-

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