104971-88-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 104971-88-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,9,7 and 1 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 104971-88:
(8*1)+(7*0)+(6*4)+(5*9)+(4*7)+(3*1)+(2*8)+(1*8)=132
132 % 10 = 2
So 104971-88-2 is a valid CAS Registry Number.
104971-88-2Relevant articles and documents
A Facile Synthesis of 4H-Imidazo-benzoxazines
Vara Prasad Rao, K.,Reddy, P. S. N.,Sundaramurthy, V.
, p. 1120 - 1123 (2007/10/02)
A facile two-step synthesis of 2-(CH3/aryl)-8-(H/CH3/Cl) substituted 4H-imidazobenzoxazines(4) is described.N-Alkylation of 2H-1,4-benzoxazin-3(4H)-ones (1) with chloroacetone or ω-bromoacetophenones (5) results in 4-(2-oxopropyl/arylethyl)-2H
