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431041-21-3

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431041-21-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 431041-21-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,1,0,4 and 1 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 431041-21:
(8*4)+(7*3)+(6*1)+(5*0)+(4*4)+(3*1)+(2*2)+(1*1)=83
83 % 10 = 3
So 431041-21-3 is a valid CAS Registry Number.

431041-21-3Relevant articles and documents

PROCESS FOR THE SYNTHESIS OF SUBSTITUTED GAMMA LACTAMS

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Paragraph 0051-0052, (2014/03/24)

The present invention provides synthetic processes for the preparation of a variety of well-defined substituted gamma lactams. The compounds that can be prepared by the process of the invention are useful for treating a variety of conditions. In some embodiments of the invention, the compounds are useful for treating ocular disorders, such as, for example, glaucoma, lowering of elevated intraocular pressure, and the like. In other embodiments, the compounds are useful for treating irritable bowel disease. In further embodiments, the compounds are useful in promoting hair growth. In still further embodiments, the compounds are useful in promoting wound healing, scar reduction, and the like.

EP2 RECEPTOR AGONISTS

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Page/Page column 46, (2008/06/13)

A compound selected from Formula (iv) or Formula (iii); (iv) (1R,2S)-2[4-1(S)-hydroxyhexyl)phenyl]-5-oxo-cyclopentaneheptanoic acid [RSS] or (iii) (1R,2S)-2[4-1(R)-hydroxyhexyl)phenyl]-5-oxo-cyclopentaneheptanoic acid [RSR] or a salt, solvate, chemically protected form or prodrug thereof, and its use in treating conditions alleviated by agonism of an EP2 receptor.

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