27123-77-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 27123-77-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,7,1,2 and 3 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 27123-77:
(7*2)+(6*7)+(5*1)+(4*2)+(3*3)+(2*7)+(1*7)=99
99 % 10 = 9
So 27123-77-9 is a valid CAS Registry Number.
27123-77-9Relevant articles and documents
2-STYRYLBENZOXAZOLE DERIVATIVES
Arient, Josef
, p. 3160 - 3165 (2007/10/02)
A series of 35 derivatives of 2-styrylbenzoxazole I-XXXV with methyl, chloro, hydroxy, methoxy, dimethylamino, nitro, cyano and methoxycarbonyl substituents have been prepared by reaction of substituted 2-acetamidophenol with respective benzaldehyde derivatives.