168137-02-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 168137-02-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,8,1,3 and 7 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 168137-02:
(8*1)+(7*6)+(6*8)+(5*1)+(4*3)+(3*7)+(2*0)+(1*2)=138
138 % 10 = 8
So 168137-02-8 is a valid CAS Registry Number.
168137-02-8Relevant articles and documents
2-(2-Thienyl)- and 2-phenylthieno[2,3-b][1,4]thiazines: Synthesis via suzuki-reaction of the diphenylphosphates
Erker, Thomas,Krainz, Elisabeth
, p. 255 - 264 (2007/10/03)
Thienothiazinones can be coupled with arylboronic acids using diphenyl phosphates as intermediates and Pd(PPh3)4 as catalyst.