83463-81-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83463-81-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,4,6 and 3 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 83463-81:
(7*8)+(6*3)+(5*4)+(4*6)+(3*3)+(2*8)+(1*1)=144
144 % 10 = 4
So 83463-81-4 is a valid CAS Registry Number.
83463-81-4Relevant articles and documents
Photochemistry of 2-Phenylbenzothiazole with Ethoxyacetylene and Ethoxypropyne. Synthesis of 1,5-Benzothiazepines
Sindler-Kulyk, M.,Neckers, D. C.
, p. 4914 - 4919 (2007/10/02)
Photocycloaddition reactions of 2-phenylbenzothiazole with electron-rich alkynes, ethoxyacetylene, and ethoxypropyne gave substituted 1,5-benzothiazepines in a one-step processes.