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1008787-98-1

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1008787-98-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1008787-98-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,8,7,8 and 7 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1008787-98:
(9*1)+(8*0)+(7*0)+(6*8)+(5*7)+(4*8)+(3*7)+(2*9)+(1*8)=171
171 % 10 = 1
So 1008787-98-1 is a valid CAS Registry Number.

1008787-98-1Relevant articles and documents

New convenient synthesis of 2,3-diaminothieno[2,3-d]pyrimidin-4(3H)-one derivates from substituted alkyl 2-(1H-tetrazol-1-yl)thiophene-3-carboxylates

Pokhodylo, Nazariy T.,Matiychuk, Vasyl S.,Obushak, Mykola D.

, p. 1430 - 1434 (2008/09/17)

4,5-Disubstituted and 4-substituted alkyl 2-amino-thiophene-3-carboxylates react with triethyl orthoformate and sodium azide in acetic acid to yield new 2-(1H-tetrazol-1-yl)-4-R1-5-R2-thiophene derivates. It was established that the

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