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23844-54-4

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23844-54-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 23844-54-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,8,4 and 4 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 23844-54:
(7*2)+(6*3)+(5*8)+(4*4)+(3*4)+(2*5)+(1*4)=114
114 % 10 = 4
So 23844-54-4 is a valid CAS Registry Number.

23844-54-4Upstream product

23844-54-4Downstream Products

23844-54-4Relevant articles and documents

A NEW CHIRAL HOST COMPOUND 10,10'-DIHYDROXY-9,9'-BIPHENANTHRYL. OPTICAL RESOLUTION OF PROPIONIC ACID DERIVATIVES, BUTYRIC ACID DERIVATIVES, AND 4-HYDROXYCYCLOPENT-2-EN-1-ONE DERIVATIVES BY COMPLEXATION

Toda, Fumio,Tanaka, Koichi

, p. 1807 - 1810 (1988)

Optically active 10,10'-dihydroxy-9,9'-biphenanthryl was designed as a new chiral host compound for optical resolution of guest compounds, and was found to be wery effective for resolution of the title guest compounds.

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