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562811-61-4

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562811-61-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 562811-61-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,6,2,8,1 and 1 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 562811-61:
(8*5)+(7*6)+(6*2)+(5*8)+(4*1)+(3*1)+(2*6)+(1*1)=154
154 % 10 = 4
So 562811-61-4 is a valid CAS Registry Number.

562811-61-4Downstream Products

562811-61-4Relevant academic research and scientific papers

Synthetic studies of carzinophilin. Part 3: Synthetic approach toward carzinophilin and successful synthesis of 13-O-desacetyl-12,13-di-O-benzyl-4-O-methylcarzinophilin

Hashimoto, Masaru,Sugiura, Masaharu,Terashima, Shiro

, p. 3063 - 3087 (2007/10/03)

The synthetic procedures of the title compound (2), a protected form of carzinophilin (1), were developed. While efforts toward the total synthesis of 1 failed, comparison of the 1H NMR spectra of 2 and some other related compounds with that of

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