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1-hydroxy-1-phenyl-3,3-di-p-tolylphthalan is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

68371-15-3

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68371-15-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 68371-15-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,8,3,7 and 1 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 68371-15:
(7*6)+(6*8)+(5*3)+(4*7)+(3*1)+(2*1)+(1*5)=143
143 % 10 = 3
So 68371-15-3 is a valid CAS Registry Number.

68371-15-3Relevant academic research and scientific papers

ACID - BASE TRANSFORMATIONS OF HYDROXYPHTHALANS. EFFECT OF SUBSTITUENTS AT POSITION 3 ON THE STABILITY OF 3,3-DISUBSTITUTED 1-ARYLPHTHALYLIUM IONS

Oparin, D. A.,Melent'eva, T. G.,Pavlova, L. A.

, p. 553 - 557 (2007/10/02)

The effect of the substituent R in three reaction series on the stability of 3,3-R2-1-arylphthalylium ions ( Ar = C6H5, p-CH3C6H4, p-ClC6H4 ) was investigated.It was established that the pa

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