37456-99-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 37456-99-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,7,4,5 and 6 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 37456-99:
(7*3)+(6*7)+(5*4)+(4*5)+(3*6)+(2*9)+(1*9)=148
148 % 10 = 8
So 37456-99-8 is a valid CAS Registry Number.
37456-99-8Relevant articles and documents
New Synthetic Methods, 9. - S-Alkyl 4-Methylbenzenethiosulfonates, Excellent Reagents for α-Thiolation of Cyclic Ketones
Scholz, Dieter
, p. 259 - 263 (2007/10/02)
S-Alkyl 4-methylbenzenethiosulfonates, easily prepared by alkylation of commercially available potassium 4-methylbenzenethiosulfonate in dry dimethylformamide, thiolate enolates of cyclic ketones in α position in high yield.