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(3aS,4R,7aR)-3,3a-Bis-benzyloxy-6-benzyloxymethyl-7-oxo-3a,4,7,7a-tetrahydro-benzofuran-4-carboxylic acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

133589-49-8

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133589-49-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 133589-49-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,5,8 and 9 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 133589-49:
(8*1)+(7*3)+(6*3)+(5*5)+(4*8)+(3*9)+(2*4)+(1*9)=148
148 % 10 = 8
So 133589-49-8 is a valid CAS Registry Number.

133589-49-8Relevant academic research and scientific papers

Synthesis of fully functionalized intermediates for the bottom half of the 4-acetoxymethyl milbemycin antibiotics (1)

Jung, M. E.,Head, D. B.

, p. 830 - 834 (2007/10/02)

Three fully functionalized bottom half synthons for the preparation of the 4-acyloxymethyl milbemycin antibiotics, e.g., milbemycins α9, α10, and F have been synthesized in only seven steps and reasonable overall yield by an application of our general app

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