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158921-27-8

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158921-27-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 158921-27-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,8,9,2 and 1 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 158921-27:
(8*1)+(7*5)+(6*8)+(5*9)+(4*2)+(3*1)+(2*2)+(1*7)=158
158 % 10 = 8
So 158921-27-8 is a valid CAS Registry Number.

158921-27-8Relevant articles and documents

Columnar metallomesogens derived from unsymmetrical pyrazoles

Chou, Shih-Yu,Chen, Chun-Jung,Tsai, Shao-Ling,Sheu, Hwo-Shuenn,Lee, Gene-Hsiang,Lai, Chung K.

scheme or table, p. 1130 - 1139 (2009/04/10)

The synthesis and mesomorphism for two series of unsymmetrical pyrazoles and their nickel(II) complexes were described. This is the first example of nickel complexes exhibiting columnar phase. The derivatives with two alkoxy chains exhibited smectic A or

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