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659746-21-1

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659746-21-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 659746-21-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,5,9,7,4 and 6 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 659746-21:
(8*6)+(7*5)+(6*9)+(5*7)+(4*4)+(3*6)+(2*2)+(1*1)=211
211 % 10 = 1
So 659746-21-1 is a valid CAS Registry Number.

659746-21-1Relevant articles and documents

Endoperoxidation of 9,10-bis(1-hydroxyalkyl)-anthracenes and successive formation of 9,10-anthraquinone under Grignard reaction conditions

Kuroda, Shigeyasu,Oda, Mitsunori,Syumiya, Hiroki,Shaheen, Shah M. I.,Miyatake, Ryuta,Nishikawa, Teruhiko,Yoneda, Akiko,Tanaka, Tokiko,Mouri, Masaru,Kyogoku, Mayumi

, p. 153 - 159 (2007/10/03)

The reaction of anthracene-9,10-carboaldehyde with various Grignard reagents under ambient conditions gave 9,10-bis(1-hydroxyalkyl)anthracene-9,10-peroxides and 9,10-anthraquinone as the first example. The endoperoxidation of 9,10-bis(1-hydroxyalkyl)anthr

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