91258-40-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91258-40-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,2,5 and 8 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 91258-40:
(7*9)+(6*1)+(5*2)+(4*5)+(3*8)+(2*4)+(1*0)=131
131 % 10 = 1
So 91258-40-1 is a valid CAS Registry Number.
91258-40-1Relevant articles and documents
RING OPENING OF BENZOTHIAZOLES WITH ALLYLIC GRIGNARD REAGENTS
Babudri, F.,Bartoli, G.,Ciminale, F.,Florio, S.,Ingrosso, G.
, p. 2047 - 2050 (2007/10/02)
A novel ring opening reaction of the benzothiazole system with allylic Grignard reagents is reported.A possible mechanism is presented.
