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135638-41-4

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135638-41-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 135638-41-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,5,6,3 and 8 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 135638-41:
(8*1)+(7*3)+(6*5)+(5*6)+(4*3)+(3*8)+(2*4)+(1*1)=134
134 % 10 = 4
So 135638-41-4 is a valid CAS Registry Number.

135638-41-4Downstream Products

135638-41-4Relevant articles and documents

Total synthesis of the biphenomycins; II. Synthesis of protected (2S,4R)-4-hydroxyornithines

Schmidt,Meyer,Leitenberger,Stabler,Lieberknecht

, p. 409 - 413 (2007/10/02)

Improved synthetic methods for the preparation of three differently protected (2S,4R)-4-hydroxyornithine (10, 16, 24) have been developed which obviously can be used for the construction of the other stereoisomers. Formation of the corresponding α,β-dideh

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