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69603-98-1

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69603-98-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 69603-98-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,9,6,0 and 3 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 69603-98:
(7*6)+(6*9)+(5*6)+(4*0)+(3*3)+(2*9)+(1*8)=161
161 % 10 = 1
So 69603-98-1 is a valid CAS Registry Number.

69603-98-1Downstream Products

69603-98-1Relevant articles and documents

Application en serie benzofurannique d'un nouveau procede de nitration par l'acide nitrique en presence de chlorure stannique

Einhorn, Jacques,Demerseman, Pierre,Royer, Rene

, p. 2287 - 2290 (2007/10/02)

A new nitration technique, using nitric acid in the presence of stannic chloride in dichloromethane, has been extended to a series of benzofurans.The ease of performing the reaction as well as the diversity of products that can be obtained under various experimental conditions make it a worthwhile technique.

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