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1,3-diphenyl-1,3-di-(1'-pyrazolyl)-2-(p-methylphenyl)propan-2-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

87581-75-7

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87581-75-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 87581-75-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,5,8 and 1 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 87581-75:
(7*8)+(6*7)+(5*5)+(4*8)+(3*1)+(2*7)+(1*5)=177
177 % 10 = 7
So 87581-75-7 is a valid CAS Registry Number.

87581-75-7Downstream Products

87581-75-7Relevant academic research and scientific papers

ALPHA-LITHIATION OF N-ALKYL GROUPS IN PYRAZOLES

Katritzky, Alan R.,Jayaram, Chandra,Vassilatos, Socrates N.

, p. 2023 - 2029 (1983)

1,3,5-Trimethylpyrazole and 1-ethyl-3,5-dimethylpyrazole undergo lithiation exclusively at the α-position of the N-alkyl group. 1-Benzylpyrazole is metallated under kinetic control at -78 deg C at the CH2 group, but the metallorganic intermediate rearrang

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