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75444-93-8

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75444-93-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 75444-93-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,4,4 and 4 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 75444-93:
(7*7)+(6*5)+(5*4)+(4*4)+(3*4)+(2*9)+(1*3)=148
148 % 10 = 8
So 75444-93-8 is a valid CAS Registry Number.

75444-93-8Relevant articles and documents

A Novel Synthesis of Pyrimidoquinoline-2(3H),4(10H)-diones (5-Deazaflavins) and Analogues by the Oxidative Cyclization of 5,5'-Arylmethylenebis-(6-alkylamino-3-methyluracils)

Yoneda, Fumio,Mori, Kenya,Sakuma, Yoshiharu,Yamaguchi, Hiroyuki

, p. 978 - 981 (2007/10/02)

The oxidative coupling of 5,5'-arylmethylenebis-(6-alkylamino-3-methyluracils), prepared by the condensation of 6-alkylamino-3-methyluracils and arenecarbaldehydes, with diethyl azodiformate afforded the corresponding pyrimidoquinoline-2(3H),4(10H)

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