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81841-56-7

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81841-56-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81841-56-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,8,4 and 1 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 81841-56:
(7*8)+(6*1)+(5*8)+(4*4)+(3*1)+(2*5)+(1*6)=137
137 % 10 = 7
So 81841-56-7 is a valid CAS Registry Number.

81841-56-7Relevant articles and documents

POLYSULFATED GLYCOSIDES AND SALTS THEREOF

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Page/Page column 38, (2010/10/20)

The invention relates to polysulfated glycosides of formula (I), the pharmaceutically acceptable salts thereof, as well as the pharmaceutical compositions containing these compounds as active ingredients. Furthermore the invention provides a method of preventing, treating or alleviating the symptoms of acute and chronic inflammatory disorders of the airways of mammals - including asthma and asthma-related pathologies.

BRANCHED CHAIN SUGARS. XXVIII. SYNTHESIS OF 2-C-METHYL-L-GLYCERALDEHYDE, 2-C-METHYL-D-ERYTHROSE, AND 3-C-METHYL-L-ERYTHROSE DERIVATIVES

Yoshimura, Juji,Hara, Kazutoshi,Yamaura, Masanori,Mikami, Kazutoshi,Hashimoto, Hironobu

, p. 933 - 937 (2007/10/02)

As synthons for the synthesis of bicyclomycin, the title compounds were derived from 1,2:5,6-di-O-isopropylidene-3-C-methyl-α-D-allofuranose bythe descendent method.

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