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70730-85-7

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70730-85-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 70730-85-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,7,3 and 0 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 70730-85:
(7*7)+(6*0)+(5*7)+(4*3)+(3*0)+(2*8)+(1*5)=117
117 % 10 = 7
So 70730-85-7 is a valid CAS Registry Number.

70730-85-7Downstream Products

70730-85-7Relevant articles and documents

The Direct Alkylamination of 1-Aminoanthraquinone Promoted by Cobalt(II) Chloride

Yoshida, Katsuhira,Matsuoka, Masaru,Yamashita, Yoshio,Nagamori, Shoichi,Kitao, Teijiro

, p. 3725 - 3726 (1980)

The reaction of 1-aminoanthraquinone with primary aliphatic amines in the presence of cobalt(II) chloride under atmospheric oxygen preferentially gave the corresponding 1-amino-4-(alkylamino)anthraquinones.The reaction did not proceed with aqueous ammonia, bidentate amines, secondary aliphatic amines, and primary arylamines.While, with alicyclic amines the reaction mainly afforded 1-amino-2,4-bis(alkylamino)anthraquinones.

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