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ergosta-4,6,8(14),22-tetraene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

66140-05-4

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66140-05-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 66140-05-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,6,1,4 and 0 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 66140-05:
(7*6)+(6*6)+(5*1)+(4*4)+(3*0)+(2*0)+(1*5)=104
104 % 10 = 4
So 66140-05-4 is a valid CAS Registry Number.

66140-05-4Downstream Products

66140-05-4Relevant academic research and scientific papers

Structure and Chemistry of ?-Allyl Palladium Complexes from Steroids

Mahe, Christian,Patin, Henri,Hulle, Marie-Therese Van,Barton, Derek H.R.

, p. 2504 - 2508 (1981)

The synthesis and structures of ?-allyl palladium complexes prepared from vitamins D2 and D3 and from ergosterol, 7,8-didehydrocholesterol, and 3-epi-cholesterol are described.The mechanism of palladisation is descussed as well as the transformation of the complexes into conjugated trienes or allylic alcohols.

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