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253178-48-2

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253178-48-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 253178-48-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,3,1,7 and 8 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 253178-48:
(8*2)+(7*5)+(6*3)+(5*1)+(4*7)+(3*8)+(2*4)+(1*8)=142
142 % 10 = 2
So 253178-48-2 is a valid CAS Registry Number.

253178-48-2Relevant articles and documents

Synthesis of p-benzylcalix[4]arene and its sulfonated water soluble derivative

Makha,Raston

, p. 2470 - 2471 (2007/10/03)

p-Benzylcalix[4]arene is formed in good yield by a direct one pot reaction involving p-benzylphenol and formaldehyde, selectively converted to the corresponding chlorosulfonyl and sulfonate analogues.

Complexation of a hexameric uranium(VI) cluster by p-benzylcalix[7]arene

Thuery, Pierre,Nierlich, Martine,Souley, Bahari,Asfari, Zouhair,Vicens, Jacques

, p. 2589 - 2594 (2007/10/03)

The reaction of uranyl nitrate hexahydrate with p-benzylcalix[7]arene (H7L) in the presence of 1,4-diazabicyclo[2.2.2]octane (DABCO) resulted in the formation of the compound (UO22+)6(L7-)2

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