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5',6'-Dihydrospiro-8'(7'H)-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

74483-15-1

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74483-15-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74483-15-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,4,8 and 3 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 74483-15:
(7*7)+(6*4)+(5*4)+(4*8)+(3*3)+(2*1)+(1*5)=141
141 % 10 = 1
So 74483-15-1 is a valid CAS Registry Number.

74483-15-1Downstream Products

74483-15-1Relevant academic research and scientific papers

Studies on Vitamin D (Calciferol) and Its Analogues. 19. Rearrangement of Vinylallenes to 1-Hydroxylated Vitamin D Model Systems Lacking the D Ring and Side Chain

Condran, Patrick,Okamura, William H.

, p. 4011 - 4015 (1980)

The thermally induced sigmatropic shifts of vinylallenone 7 and vinylallenol 8 were studied.The former (7) rearranges (approximately 100 deg C, 18 h) to previtamin ketone model system 13 in essentially quantitative yield; further thermolysis (approximatel

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