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189286-70-2

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189286-70-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 189286-70-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,9,2,8 and 6 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 189286-70:
(8*1)+(7*8)+(6*9)+(5*2)+(4*8)+(3*6)+(2*7)+(1*0)=192
192 % 10 = 2
So 189286-70-2 is a valid CAS Registry Number.

189286-70-2Relevant academic research and scientific papers

Phenylacetylene dendrimers by the divergent, convergent, and double-stage convergent methods

Xu, Zhifu,Kahr, Michael,Walker, Kathleen L.,Wilkins, Charles L.,Moore, Jeffrey S.

, p. 4537 - 4550 (2007/10/02)

The divergent, convergent, and double-stage convergent methods for synthesizing phenylacetylene dendritic macromolecules are examined. Syntheses based on the divergent or double-stage convergent approaches are severely hampered by poor solubility of the g

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