87488-49-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 87488-49-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,4,8 and 8 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 87488-49:
(7*8)+(6*7)+(5*4)+(4*8)+(3*8)+(2*4)+(1*9)=191
191 % 10 = 1
So 87488-49-1 is a valid CAS Registry Number.
87488-49-1Relevant articles and documents
CHINONIMINIUMSALZE UND AMINOCHINONMETHIDE
Gompper, Rudolf,Sengueler, Nesrin
, p. 3567 - 3570 (2007/10/02)
Aminonaphthoquinones and a phenothiazinquinone can be O-alkylated to quinone iminium salts which in turn can be transformed into new quinone methides.