1185288-32-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1185288-32-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,5,2,8 and 8 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1185288-32:
(9*1)+(8*1)+(7*8)+(6*5)+(5*2)+(4*8)+(3*8)+(2*3)+(1*2)=177
177 % 10 = 7
So 1185288-32-7 is a valid CAS Registry Number.
1185288-32-7Relevant articles and documents
A rapid and efficient entry to synthesis of quino and chromenocarbazoles via Ullmann-Goldberg condensation
Meesala, Ramu,Nagarajan, Rajagopal
scheme or table, p. 6050 - 6056 (2011/03/18)
An efficient two-step method for the preparation of quino and chromenocarbazoles via Ullmann-Goldberg condensation of 3-aminocarbazole and 3-hydroxy-9-ethylcarbazole with o-halobenzoic acids followed by cyclization with POCl3 has been described
