134641-86-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 134641-86-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,6,4 and 1 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 134641-86:
(8*1)+(7*3)+(6*4)+(5*6)+(4*4)+(3*1)+(2*8)+(1*6)=124
124 % 10 = 4
So 134641-86-4 is a valid CAS Registry Number.
134641-86-4Relevant articles and documents
STEREOSELECTIVE SYNTHESIS OF VINYLBENZOTHIAZOLES AND THEIR EPOXIDES
Florio, S.,Ingrosso, G.,Ronzini, L.,Epifani, E.
, p. 3365 - 3374 (1991)
Vinylbenzothiazoles 2 were stereoselectively prepared through isomerization of allylbenzothiazoles 1.Oxiranes 5 and 8 were synthesized from 2 and 1 via cyclization of the corresponding bromohydrins 3,4,6 and 7.
