307965-22-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 307965-22-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,7,9,6 and 5 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 307965-22:
(8*3)+(7*0)+(6*7)+(5*9)+(4*6)+(3*5)+(2*2)+(1*2)=156
156 % 10 = 6
So 307965-22-6 is a valid CAS Registry Number.
307965-22-6Relevant academic research and scientific papers
Some Phenoxy-2H-benzo[b]pyrans
Firth, John W.,Livingstone, Robert
, p. 801 - 820 (2007/10/03)
Successful methods have been developed for the syntheses of 6-, 7- and 8-phenoxy-2H-benzo-[b]pyrans, 4-,5-,6-,7- and 8-phenoxy-2,2-dimethyl-2H-benzo[b]pyrans and 4- and 7-phenoxy-2,2-diphenyl-2H-benzo[b]pyrans.
