76988-33-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 76988-33-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,9,8 and 8 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 76988-33:
(7*7)+(6*6)+(5*9)+(4*8)+(3*8)+(2*3)+(1*3)=195
195 % 10 = 5
So 76988-33-5 is a valid CAS Registry Number.
76988-33-5Relevant articles and documents
2-Benzazepines. 7. Synthesis of pyrimido[5,4-d][2]benzazepines [1]
Earley,Fryer,Gilman
, p. 1195 - 1197 (2007/10/02)
Two novel syntheses of pyrimido[5,4-d][2]benzazepines are described. The first synthesis stared with 3-phenylphthalide which in three steps was converted to a functionalized pyrimidine which was cyclized to give the 2-benzazepine ring system. The second a
