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77816-90-1

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77816-90-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77816-90-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,8,1 and 6 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 77816-90:
(7*7)+(6*7)+(5*8)+(4*1)+(3*6)+(2*9)+(1*0)=171
171 % 10 = 1
So 77816-90-1 is a valid CAS Registry Number.

77816-90-1Relevant articles and documents

Synthesis and antinociceptive activity of 9-phenyl-oxy or 9-acyl-oxy derivatives of xanthene, thioxanthene and acridine

Llama, Emilio F.,Campo, Carmen del,Capo, Miguel,Anadon, Maria

, p. 391 - 396 (2007/10/02)

The synthesis of 9-alkyl-oxy or 9-acyl-oxy derivatives of xanthene, thioxanthene and acridine is reported.A potent antinociceptive activity was confirmed for the 9-phenyl-9-propionyl-oxy derivative bearing an oxygen or sulfur atom in the heteroaromatic structure. xanthene derivatives/ thioxanthene derivatives/ acridine derivatives/ trimepridine analogues/ antinociceptive activity

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