139086-90-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 139086-90-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,0,8 and 6 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 139086-90:
(8*1)+(7*3)+(6*9)+(5*0)+(4*8)+(3*6)+(2*9)+(1*0)=151
151 % 10 = 1
So 139086-90-1 is a valid CAS Registry Number.
139086-90-1Relevant articles and documents
THE SYNTHESIS OF A PORPHYRIN WITH A HYDROCARBON ENCAPSULATED FACE
Schnatter, Wayne F. K.,Almarsson, Oern,Bruice, Thomas C.
, p. 8687 - 8700 (2007/10/02)
The uniquely hydrocarbon-like capped porphyrin (C70H68N4), 1i, has been successfully prepared by a high dilution reaction of pyrrole with tetrakis-1,2,4,5--benzene 1h in the presence of boron trifluoride etherate.The aldehyde
