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90531-20-7

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90531-20-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 90531-20-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,5,3 and 1 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 90531-20:
(7*9)+(6*0)+(5*5)+(4*3)+(3*1)+(2*2)+(1*0)=107
107 % 10 = 7
So 90531-20-7 is a valid CAS Registry Number.

90531-20-7Downstream Products

90531-20-7Relevant articles and documents

1,3-Adamantane-3,13-Porphyrin-6,6-Cyclophane: Crystal Structure of the Free Base and Steric Effects on Ligation of the Iron(II) Complex

Traylor, T. G.,Koga, N.,Deardruff, L. A.,Sweptson, Paul N.,Ibers, James A.

, p. 5132 - 5143 (2007/10/02)

The coupling of 1,3-adamantanediacetyl chloride to 8,18-bis(2-carbobenzoxyethyl)3-13-bis(o-aminopropyl)-2,7,12,17-tetramethylporphyrin affords 1,3-adamantane-3,13-porphyrin-6,6-cyclophane.The material crystallizes as the bis(dichloromethane)solvate, C64H7

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