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90791-40-5

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90791-40-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 90791-40-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,7,9 and 1 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 90791-40:
(7*9)+(6*0)+(5*7)+(4*9)+(3*1)+(2*4)+(1*0)=145
145 % 10 = 5
So 90791-40-5 is a valid CAS Registry Number.

90791-40-5Relevant articles and documents

PHYSICAL CHARACTERISTICS OF SYNTHESIZED 1-AMINO-4-(ARYLAMINO)ANTHRAQUINONE 2-ETHER DYES FOR SYNTHETIC-POLYMER FIBERS.

Ukponmwan,Greenhalgh,Peters

, p. 482 - 483 (2007/10/02)

The synthesis and characteristics of a series of 2-ethers of 1-amino-4-(arylamino)anthraquinone by various preparative routes are described. Replacement of a bromine atom in the beta -position by a phenoxy group increased the molecular size.

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