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189105-76-8

9(10H)-Anthracenone, 4,5-diiodo- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

189105-76-8

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189105-76-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 189105-76-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,9,1,0 and 5 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 189105-76:
(8*1)+(7*8)+(6*9)+(5*1)+(4*0)+(3*5)+(2*7)+(1*6)=158
158 % 10 = 8
So 189105-76-8 is a valid CAS Registry Number.

189105-76-8Relevant articles and documents

Improved synthesis of 1,8-diiodoanthracene and its application to the synthesis of multiple phenylethynyl-substituted anthracenes

Goichi, Michio,Segawa, Kazushi,Suzuki, Shinya,Toyota, Shinji

, p. 2116 - 2118 (2007/10/03)

1,8-Diiodoanthracene was synthesized from 1,8-dichloroanthraquinone in three steps by improved procedures in 41% overall yield. Some anthracene derivatives carrying multiple phenylethynyl groups were synthesized from 1,8-diiodoanthracene and 4,5-diiodo-9-

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