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(E)-1-(4-hydroxyphenyl)-7-phenylhept-1-en-3-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

87657-69-0

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87657-69-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 87657-69-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,6,5 and 7 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 87657-69:
(7*8)+(6*7)+(5*6)+(4*5)+(3*7)+(2*6)+(1*9)=190
190 % 10 = 0
So 87657-69-0 is a valid CAS Registry Number.

87657-69-0Relevant academic research and scientific papers

Synthesis of diarylheptanoids and assessment of their pungency

Itokawa,Aiyama,Ikuta

, p. 2491 - 2496 (2007/10/02)

With the aim of correlating pungency with substituent groups on one benzene ring, various analogues of yakuchinones were synthesized by means of the Claisen-Schmidt reaction. Their pungencies were assessed by direct comparison of the threshold concentrations obtained in taste experiments. The presence of a phenolic hydroxyl group was indispensable for high pungency, while that of a 1,2-double bond of the heptanone part tended to decrease the pungency.

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