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167074-40-0

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167074-40-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 167074-40-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,7,0,7 and 4 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 167074-40:
(8*1)+(7*6)+(6*7)+(5*0)+(4*7)+(3*4)+(2*4)+(1*0)=140
140 % 10 = 0
So 167074-40-0 is a valid CAS Registry Number.

167074-40-0Relevant articles and documents

A concise synthesis of the O-glycosylated amino acid building block; using phenyl selenoglycoside as a glycosyl donor

Jiaang, Weir-Torn,Chang, Meng-Yang,Tseng, Ping-Hui,Chen, Shui-Tein

, p. 3127 - 3130 (2000)

A new glycosylation methodology for synthesizing a protected TF antigen is described. The key step is to use phenyl selenoglycoside as a glycosyl donor, thereby successfully establishing O-linked Fmoc-protected threoninyl monosaccharide in an excellent yi

Stripping off water at ambient temperature: Direct atom-efficient acetal formation between aldehydes and diols catalyzed by water-tolerant and recoverable vanadyl triflate

Chen, Chien-Tien,Weng, Shiue-Shien,Kao, Jun-Qi,Lin, Chun-Cheng,Jan, Mi-Dan

, p. 3343 - 3346 (2007/10/03)

(Chemical Equation Presented) Aromatic aldehydes can be readily protected as acetals with 1,2- and 1,3-diols by using vanadyl triflate as a catalyst in CH3CN at ambient temperature. Carbohydrate-based 1,2- and 1,3-diols can similarly be protected in good to excellent yields. The catalyst can be readily recovered from the aqueous layer. In combination with vanadyl triflate-catalyzed sequential regioselective, reductive acetal opening and chemoselective acylations, the title method allows for differential functionalization of all four hydroxyl units in a given glucopyranoside.

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