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67321-04-4

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67321-04-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 67321-04-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,3,2 and 1 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 67321-04:
(7*6)+(6*7)+(5*3)+(4*2)+(3*1)+(2*0)+(1*4)=114
114 % 10 = 4
So 67321-04-4 is a valid CAS Registry Number.

67321-04-4Downstream Products

67321-04-4Relevant articles and documents

Nonapeptides and methods for their production

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, (2008/06/13)

New nonapeptides having the formula Prot Grp-R-Trp-Ser-Tyr-R2 -Leu-Arg-Pro-Gly-R3 ; salts thereof; wherein R is Gln, Gln (bzl), His (bzl), Ser (bzl), Pro, Leu, Tyr (bzl), Ile, Cys (bzl) or Phe, R2 is D-Phe, D-Ala, D-Leu, D-Trp, D-Tyr, D-Tyr (Me), D-Ser, D-Met, D-Arg, D-Val, D-His, D-Gln, D-Phs, D-Thr, D-Pro or D-Asn and R3 is NH2, NH(lower alkyl) or N-(lower alkyl)2, methods for their production; certain peptide intermediates and their salts used in the production thereof; and the use of said nonapeptides as luteinizing hormone releasing factor antagonists.

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