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(6R)-6,19-Epidioxyvitamin D2 is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

70779-98-5

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70779-98-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 70779-98-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,7,7 and 9 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 70779-98:
(7*7)+(6*0)+(5*7)+(4*7)+(3*9)+(2*9)+(1*8)=165
165 % 10 = 5
So 70779-98-5 is a valid CAS Registry Number.

70779-98-5Upstream product

70779-98-5Relevant academic research and scientific papers

Studies of Vitamin D Oxidation. 3. Dye-Sensitized Photooxidation of Vitamin D and Chemical Behavior of Vitamin D 6,19-Epidioxides

Yamada, Sachiko,Nakayama, Keiko,Takayama, Hiroaki,Itai, Akiko,Iitaka, Yoichi

, p. 3477 - 3483 (1983)

Dye-sensitized photooxidation of vitamin D and the chemical reactions of the resulting oxidation products have been studied in detail.Vitamin D undergoes 1,4-cycloaddition and ene-type reactions with singlet oxygen to yield two C(6) epimers of 6,19-epidio

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