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905808-80-2

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905808-80-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 905808-80-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,5,8,0 and 8 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 905808-80:
(8*9)+(7*0)+(6*5)+(5*8)+(4*0)+(3*8)+(2*8)+(1*0)=182
182 % 10 = 2
So 905808-80-2 is a valid CAS Registry Number.

905808-80-2Relevant articles and documents

Synthesis of cyclopropyl-substituted 4H-3,1-benzoxazines from 2-amino-phenyl cyclopropyl ketones and 2-cyclopropanoylaminoacylbenzenes

Mochalov,Khasanov,Zefirov

scheme or table, p. 201 - 214 (2010/02/27)

2- and 4-cyclopropyl- and 2,4-dicyclopropyl-substituted 4H-3,1-benzoxazines were synthesized by the intramolecular acid catalyzed heterocyclization of ortho-acylamino-substituted benzyl alcohols, obtained from 2-aminophenyl cyclopropyl ketones and 2-cyclo

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