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11-O-cyclopropylcarbonyl-1,7,11-tri-deacetylpyripyropene A is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1165729-53-2

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1165729-53-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1165729-53-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,6,5,7,2 and 9 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1165729-53:
(9*1)+(8*1)+(7*6)+(6*5)+(5*7)+(4*2)+(3*9)+(2*5)+(1*3)=172
172 % 10 = 2
So 1165729-53-2 is a valid CAS Registry Number.

1165729-53-2Upstream product

1165729-53-2Relevant academic research and scientific papers

PROCESS FOR PRODUCING PYRIPYROPENE DERIVATIVES

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Page/Page column 49-51, (2011/10/03)

Disclosed is a process for efficiently producing pyripyropene derivatives having acyloxy at the 1-position and 11-position and hydroxyl at the 7-position. The process comprises selectively acylating hydroxyl at the 1-position and 11-position of a compound represented by formula Bl through one to three steps with an acylating agent in the presence or absence of a base.

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