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3-(3-bromo-5-isopropyl-4-methoxyphenyl)propionitrile is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

128291-68-9

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128291-68-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 128291-68-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,2,9 and 1 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 128291-68:
(8*1)+(7*2)+(6*8)+(5*2)+(4*9)+(3*1)+(2*6)+(1*8)=139
139 % 10 = 9
So 128291-68-9 is a valid CAS Registry Number.

128291-68-9Relevant academic research and scientific papers

Synthesis of (+/-)-Pisiferin, (+/-)-Pisiferol, and Related Compounds by Intramolecular Cycloaddition

Kametani, Tetsuji,Kondoh, Hirotsune,Tsubuki, Masayoshi,Honda, Toshio

, p. 5 - 10 (2007/10/02)

Thermolysis of the olefinic benzocyclobutene (17) afforded the tricyclic compounds (18a) and (18b), whose sequential reduction, via the aldehyde (19), gave rise to the pisiferol derivatives (20a) and (20b).Since (20a) was transformed into pisiferol (2), p

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