105996-06-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 105996-06-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,5,9,9 and 6 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 105996-06:
(8*1)+(7*0)+(6*5)+(5*9)+(4*9)+(3*6)+(2*0)+(1*6)=143
143 % 10 = 3
So 105996-06-3 is a valid CAS Registry Number.
105996-06-3Relevant articles and documents
SYNTHESIS OF 6,9-EPITHIOTACHYSTEROL3 AND RELATED COMPOUNDS
Morzycki, Jacek W.
, p. 1539 - 1540 (2007/10/02)
The synthesis of 6,9-epithiotachysterol3 acetate 7 and some other B-thiophene-des-A-steroids is described.