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91289-44-0

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91289-44-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 91289-44-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,2,8 and 9 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 91289-44:
(7*9)+(6*1)+(5*2)+(4*8)+(3*9)+(2*4)+(1*4)=150
150 % 10 = 0
So 91289-44-0 is a valid CAS Registry Number.

91289-44-0Downstream Products

91289-44-0Relevant articles and documents

SYNTHESIS AND PROPERTIES OF A SERIES OF LINKED PORPHYRIN-QUINONE MOLECULES DESIGNED AS MODELS OF THE REACTION CENTRE IN PHOTOSYNTHESIS

Ho, Te-Fu,McIntosh, Alan R.,Weedon, Alan C.

, p. 967 - 974 (2007/10/02)

The synthesis of the covalently linked porphyrin-quinone compounds 4a, 4b, and 4c is described.The structures of the linked compounds and their precursors in the synthetic route are established by ultraviolet/visible absorption spectroscopy, 1H

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