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81474-40-0

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81474-40-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81474-40-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,4,7 and 4 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 81474-40:
(7*8)+(6*1)+(5*4)+(4*7)+(3*4)+(2*4)+(1*0)=130
130 % 10 = 0
So 81474-40-0 is a valid CAS Registry Number.

81474-40-0Upstream product

81474-40-0Downstream Products

81474-40-0Relevant articles and documents

The structure of chiriquitoxin from the Costa Rican frog Atelopus chiriquiensis

Yotsu, Mari,Yasumoto, Takeshi,Kim, Yong Hae,Naoki, Hideo,Kao

, p. 3187 - 3190 (2007/10/02)

The structure of chiriquitoxin, a tetrodotoxin analog isolated from the Costa Rican frog Atelopus chiriquiensis, was elucidated on the basis of NMR data. In the structure 11-CH2OH of tetrodotoxin was replaced by a CH(OH)CH(NH2)COOH group.

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