94083-91-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 94083-91-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,4,0,8 and 3 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 94083-91:
(7*9)+(6*4)+(5*0)+(4*8)+(3*3)+(2*9)+(1*1)=147
147 % 10 = 7
So 94083-91-7 is a valid CAS Registry Number.
94083-91-7Relevant academic research and scientific papers
Cyclization of Phenyl 2,2'-Bithienyl-3-yl Carbene
Skramstad, Jan,Storflor, Harry
, p. 533 - 538 (2007/10/02)
Bamford-Stevens reaction of 3-benzoyl-2,2'-bithienyl tosylhydrazone in diglyme gives 4-phenyl-4H-thienocyclopenta-thiophene 7.Evidence of the involvement of triplet carbene is presented.
