27623-05-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 27623-05-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,7,6,2 and 3 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 27623-05:
(7*2)+(6*7)+(5*6)+(4*2)+(3*3)+(2*0)+(1*5)=108
108 % 10 = 8
So 27623-05-8 is a valid CAS Registry Number.
InChI:InChI=1/C10H9N3OS/c1-6-2-4-7(5-3-6)8-9(14)11-10(15)13-12-8/h2-5H,1H3,(H2,11,13,14,15)
27623-05-8Relevant articles and documents
Syntheses of Thiazolo- and Thiazinotriazinones
Arndt, Friedrich,Franke, Wilfried,Klose, Walter,Lorenz, Joerg,Schwarz, Katica
, p. 1302 - 1307 (2007/10/02)
The syntheses of the thiazolo- and thiazinotriazinones 3 - 6 are described.Preparations of compounds 3 and 5 were achieved regiospecifically by using the compounds 12 and 13.