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172216-23-8

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172216-23-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 172216-23-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,2,2,1 and 6 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 172216-23:
(8*1)+(7*7)+(6*2)+(5*2)+(4*1)+(3*6)+(2*2)+(1*3)=108
108 % 10 = 8
So 172216-23-8 is a valid CAS Registry Number.

172216-23-8Relevant articles and documents

Anchimeric assisted unprecedented S(N)(i)-type cleavage of cyclic sulfite: Application in the synthesis of the calcium channel blocker diltiazem

Lohray,Jayachandran,Bhushan,Nandanan,Ravindranathan

, p. 5983 - 5985 (1995)

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