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141620-27-1

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141620-27-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 141620-27-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,1,6,2 and 0 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 141620-27:
(8*1)+(7*4)+(6*1)+(5*6)+(4*2)+(3*0)+(2*2)+(1*7)=91
91 % 10 = 1
So 141620-27-1 is a valid CAS Registry Number.

141620-27-1Downstream Products

141620-27-1Relevant articles and documents

Syntheses, Cation Complexation, Isomerization and Photochemical Cation-binding Control of Spirobenzopyrans Carrying a Monoazacrown Moiety at the 8-Position

Kimura, Keiichi,Yamashita, Takashi,Yokoyama, Masaaki

, p. 613 - 620 (2007/10/02)

Spirobenzopyran derivatives carrying a monoazacrown moiety, such as 12-crown-4, 15-crown-5, and 18-crown-6 moieties, and their acyclic analogue, at the 8-position have been synthesized.Alkali metal ion complexation by the crowned spirobenzopyrans, followe

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