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104721-19-9

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104721-19-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 104721-19-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,7,2 and 1 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 104721-19:
(8*1)+(7*0)+(6*4)+(5*7)+(4*2)+(3*1)+(2*1)+(1*9)=89
89 % 10 = 9
So 104721-19-9 is a valid CAS Registry Number.

104721-19-9Relevant articles and documents

Boron trifluoride-catalyzed cyclization of N-substituted-N'-(3-substituted propenoyl)-thioureas: A new synthesis of 1,3-thiazines

Dzurilla,Kutschy,Kristian

, p. 933 - 934 (2007/10/02)

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