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247575-31-1

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247575-31-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 247575-31-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,4,7,5,7 and 5 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 247575-31:
(8*2)+(7*4)+(6*7)+(5*5)+(4*7)+(3*5)+(2*3)+(1*1)=161
161 % 10 = 1
So 247575-31-1 is a valid CAS Registry Number.

247575-31-1Relevant articles and documents

Synthesis, reactions, and structural and NMR features of [2.2]metacyclophane monoenes and their tricarbonylchromium and cyclopentadienyliron(+) complexes

Mitchell, Reginald H.,Zhang, Limin

, p. 7140 - 7152 (2007/10/03)

8,16-Dimethyl-, 5,8,13,16-tetramethyl-, and 4,6,8,12,14,16- hexamethyl[2.2]metacyclophanene have been synthesized from the corresponding methyl-substituted 3-thia[3.2]metacyclophane precursors via a Wittig rearrangement-Hofmann elimination procedure. Simp

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