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1372697-13-6

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1372697-13-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1372697-13-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,7,2,6,9 and 7 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1372697-13:
(9*1)+(8*3)+(7*7)+(6*2)+(5*6)+(4*9)+(3*7)+(2*1)+(1*3)=186
186 % 10 = 6
So 1372697-13-6 is a valid CAS Registry Number.

1372697-13-6Downstream Products

1372697-13-6Relevant articles and documents

Synthesis of aryl-substituted thieno[3,2-b]thiophene derivatives and their use for N,S-heterotetracene construction

Demina, Nadezhda S.,Kazin, Nikita A.,Rasputin, Nikolay A.,Irgashev, Roman A.,Rusinov, Gennady L.

supporting information, p. 2678 - 2683 (2019/12/11)

Fiesselmann thiophene synthesis was applied for the convenient construction of thieno[3,2-b]thiophene derivatives. Thus, new 5- or 6-aryl-3-hydroxythieno[3,2-b]thiophene-2-carboxylates were obtained by condensation of 5- or 4-aryl-3-chlorothiophene-2-carb

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