[sdpd] UPPW-7 solution, UPPW-8 problem

[Armel Le Bail <alb...@cristal.org>]

Hi,

Complete consensus about UPPW-7 :
http://www.cristal.org/uppw/uppw7.html
Cell volume close to the other polymorph in CSD.

First problem of the 2004 year, ICDD Grant-in-Aid quality :

UPPW-8 : http://www.cristal.org/uppw/uppw8.html

ICDD 45-1677
C17H11NO   -   2-Amino-6H-benz[de]anthracen-7-one
Wavelength   1.54056 A
Filter : Ni
Aluminum used as an internal standard

Ref : V. Chernyshev, A. Yatsenko, S. Zhukov,
Chemistry Dept.; Moscow State Univ. Russia,
ICDD Grant-in-Aid (1993)

Color ; red
CAS #: 53652-23-6.
Recrystallized from methylene chloride-octane mixture.
Used as a fluorescent dye in plastics.
Mwt : 235.28

Search in the Cambridge Structural Database :
         negative with C17H11N1O1 formula

d(A)  intensities
11.158  13
8.3405  38
7.4960  96
7.2862 100
6.8410  12
5.5741  10
5.2091  11
4.5346   2
4.4619  11
4.1365  10
4.0027  25
3.9068  16
3.7383  10
3.6271  47
3.5150   7
3.3878   3
3.3706   4
3.2574  14
3.1871   7
3.1091   3
3.0643   3

UPPW-8 will be closed January 16, 2004.
Best wishes,

Armel


 

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