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57866-21-4

57866-21-4 structure
57866-21-4 structure

Name Acetamide, N-(5,6,7,9-tetrahydro-2,3-dihydroxy-1,10-dimethoxy-9-oxobenzo[a]heptalen-7-yl)-, (S)
Synonyms 2,3-O-didemethylcolchicine
(S)-7-(Acetylamino)-6,7-dihydro-1,10-dimethoxy-2,3-dihydroxybenzo[a]heptalen-9(5H)-one
2,3-Didemethylcolchicin
2,3-Dimethylcolchicine
2,3-didemethylcolchicine
Density 1.38g/cm3
Boiling Point 810.3ºC at 760mmHg
Molecular Formula C20H21NO6
Molecular Weight 371.38400
Flash Point 443.9ºC
Exact Mass 371.13700
PSA 105.09000
LogP 2.65650
Index of Refraction 1.642

CHEMICAL IDENTIFICATION

RTECS NUMBER :
AC8585750
CHEMICAL NAME :
Acetamide, N-(5,6,7,9-tetrahydro-2,3-dihydroxy-1,10-dimethoxy-9- oxobenzo(a)heptalen-7 -yl)-, (S)-
CAS REGISTRY NUMBER :
57866-21-4
LAST UPDATED :
199512
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C20-H21-N-O6
MOLECULAR WEIGHT :
371.42

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
20 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
EJCIB8 European Journal of Clinical Investigation. (Blackwell Scientific Pub. Inc., 52 Beacon St., Boston, MA 02108) V.1- 1970- Volume(issue)/page/year: 22,630,1992

~%

57866-21-4 structure

57866-21-4

Literature: Roesner, Manfred; Hsu, Fu-Lian; Brossi, Arnold Journal of Organic Chemistry, 1981 , vol. 46, # 18 p. 3686 - 3688

~30%

57866-21-4 structure

57866-21-4

Literature: Muzaffar, Anjum; Chrzanowska, Maria; Brossi, Arnold Heterocycles, 1989 , vol. 28, # 1 p. 365 - 372

~7%

57866-21-4 structure

57866-21-4

Literature: Kitajima, Mariko; Tanaka, Akiko; Kogure, Noriyuki; Takayama, Hiromitsu Tetrahedron Letters, 2008 , vol. 49, # 2 p. 257 - 260
Precursor  2

DownStream  1