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222550-00-7

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222550-00-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 222550-00-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,2,5,5 and 0 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 222550-00:
(8*2)+(7*2)+(6*2)+(5*5)+(4*5)+(3*0)+(2*0)+(1*0)=87
87 % 10 = 7
So 222550-00-7 is a valid CAS Registry Number.

222550-00-7Downstream Products

222550-00-7Relevant articles and documents

Syntheses of lower-rim-1,3-crowned calix[6]arenes and their complexation abilities toward cations

Chen, Yuanyin,Li, Jiansen,Xin, Jun,Zhong, Zhenlin,Gong, Shulin,Lu, Xueran

, p. 705 - 711 (1999)

An approach to lower-rim-1,3-crowned calix[6]arene and its derivatives in one-pot process has been accomplished. In the presence of very excess Na2CO3 (27-150 equivalent per mole p-tert-butylcalix[6]arene 1) in acetonitrile, the lowe

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