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53162-53-1

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53162-53-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 53162-53-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,1,6 and 2 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 53162-53:
(7*5)+(6*3)+(5*1)+(4*6)+(3*2)+(2*5)+(1*3)=101
101 % 10 = 1
So 53162-53-1 is a valid CAS Registry Number.

53162-53-1Relevant articles and documents

One-step synthesis of 2-aminothieno [2,3-d]thiazen-4-ones in some cases 5,6-anellated from ethyl 2-benzoylthioureidothiophen-3-carboxylates and evaluation of their anti-allergy activity

Leistner,Guetschow,Wagner,Grupe,Boehme

, p. 466 - 470 (2007/10/02)

The cyclization of ethyl 2-benzoylthioureidothiophen-3-carboxylates under basic conditions is known to give 2-thioxothieno[2,3-d]pyrimidin-4(1H, 3H)-ones. On the other hand, we have found that ethyl 2-benzoylthioureidothiophen-3-carboxylates 10-16 on trea

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