2583-91-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2583-91-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,5,8 and 3 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 2583-91:
(6*2)+(5*5)+(4*8)+(3*3)+(2*9)+(1*1)=97
97 % 10 = 7
So 2583-91-7 is a valid CAS Registry Number.
2583-91-7Relevant 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.