78723-91-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 78723-91-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,7,2 and 3 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 78723-91:
(7*7)+(6*8)+(5*7)+(4*2)+(3*3)+(2*9)+(1*1)=168
168 % 10 = 8
So 78723-91-8 is a valid CAS Registry Number.
78723-91-8Relevant articles and documents
1,3-Benzoxathioles. A Simple Synthesis of 3-Substituted 2-Hydroxybenzenethiols
Bernard, Angela Maria,Cabiddu, Salvatore,Piras, Pier Paolo,Sotgiu, Francesca
, p. 639 - 640 (2007/10/02)
A convenient synthesis of 3-substituted-2-hydroxybenzenethiols utilizing 7-substituted-1,3-benzoxathioles is described.The structures of the prepared compounds were determined by spectroscopic methods.