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74161-25-4

74161-25-4 structure
74161-25-4 structure
  • Name: 2,3-Dehydrokievitone
  • Chemical Name: 3-(2,4-dihydroxyphenyl)-5,7-dihydroxy-8-(3-methylbut-2-enyl)chromen-4-one
  • CAS Number: 74161-25-4
  • Molecular Formula: C20H18O6
  • Molecular Weight: 354.35
  • Catalog: Natural product Flavonoids
  • Create Date: 2017-07-18 12:38:46
  • Modify Date: 2025-08-23 18:32:18
  • 2,3-Dehydrokievitone is a isoflavanone found in Erythrina sacleuxii[1].
Name 3-(2,4-dihydroxyphenyl)-5,7-dihydroxy-8-(3-methylbut-2-enyl)chromen-4-one
Synonyms 2,3-Dehydrokievitone
3-(2,4-Dihydroxyphenyl)-5,7-dihydroxy-6-(3-methyl-2-buten-1-yl)-4H-chromen-4-one
luteone
5,7,2',4'-Tetrahydroxy-8-prenylisoflavone
2,3-dehydrokeivetone
3-(2,4-Dihydroxyphenyl)-5,7-dihydroxy-8-(3-methyl-2-buten-1-yl)-4H-chromen-4-one
3-(2,4-Dihydroxyphenyl)-5,7-dihydroxy-6-(3-methylbut-2-en-1-yl)-4H-chromen-4-one
Description 2,3-Dehydrokievitone is a isoflavanone found in Erythrina sacleuxii[1].
Related Catalog
References

[1]. Yenesew A, et al. Two isoflavanones from the stem bark of Erythrina sacleuxii. Phytochemistry. 2000;55(5):457-459.
Density 1.4±0.1 g/cm3
Boiling Point 633.0±55.0 °C at 760 mmHg
Molecular Formula C20H18O6
Molecular Weight 354.35
Flash Point 229.8±25.0 °C
Exact Mass 354.110352
PSA 111.13000
LogP 5.08
Vapour Pressure 0.0±1.9 mmHg at 25°C
Index of Refraction 1.690
Storage condition 2-8℃

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DJ2982700
CHEMICAL NAME :
4H-1-Benzopyran-4-one, 5,7-dihydroxy-3-(2,4-dihydroxyphenyl)-8-(3-methyl-2-b utenyl)-
CAS REGISTRY NUMBER :
74161-25-4
LAST UPDATED :
199612
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C20-H18-O6
MOLECULAR WEIGHT :
354.38

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 :
3200 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85GDA2 "CRC Handbook of Antibiotic Compounds," Vols.1- , Berdy, J., Boca Raton, FL, CRC Press, 1980- Volume(issue)/page/year: 12,351,1985
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
830 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85GDA2 "CRC Handbook of Antibiotic Compounds," Vols.1- , Berdy, J., Boca Raton, FL, CRC Press, 1980- Volume(issue)/page/year: 12,351,1985
Hazard Codes Xi
160154-76-7 structure

160154-76-7

~90%

74161-25-4 structure

74161-25-4

Literature: Tsukayama, Masao; Li, He; Tsurumoto, Ken; Nishiuchi, Masaki; Kawamura, Yasuhiko Bulletin of the Chemical Society of Japan, 1998 , vol. 71, # 11 p. 2673 - 2680
115-19-5 structure

115-19-5

~%

74161-25-4 structure

74161-25-4

Literature: Tsukayama, Masao; Li, He; Tsurumoto, Ken; Nishiuchi, Masaki; Kawamura, Yasuhiko Bulletin of the Chemical Society of Japan, 1998 , vol. 71, # 11 p. 2673 - 2680
160154-73-4 structure

160154-73-4

~%

74161-25-4 structure

74161-25-4

Literature: Tsukayama, Masao; Li, He; Tsurumoto, Ken; Nishiuchi, Masaki; Kawamura, Yasuhiko Bulletin of the Chemical Society of Japan, 1998 , vol. 71, # 11 p. 2673 - 2680
160154-74-5 structure

160154-74-5

~%

74161-25-4 structure

74161-25-4

Literature: Tsukayama, Masao; Li, He; Tsurumoto, Ken; Nishiuchi, Masaki; Kawamura, Yasuhiko Bulletin of the Chemical Society of Japan, 1998 , vol. 71, # 11 p. 2673 - 2680
160154-72-3 structure

160154-72-3

~%

74161-25-4 structure

74161-25-4

Literature: Tsukayama, Masao; Li, He; Tsurumoto, Ken; Nishiuchi, Masaki; Kawamura, Yasuhiko Bulletin of the Chemical Society of Japan, 1998 , vol. 71, # 11 p. 2673 - 2680
160154-71-2 structure

160154-71-2

~%

74161-25-4 structure

74161-25-4

Literature: Tsukayama, Masao; Li, He; Tsurumoto, Ken; Nishiuchi, Masaki; Kawamura, Yasuhiko Bulletin of the Chemical Society of Japan, 1998 , vol. 71, # 11 p. 2673 - 2680
160154-75-6 structure

160154-75-6

~%

74161-25-4 structure

74161-25-4

Literature: Tsukayama, Masao; Li, He; Tsurumoto, Ken; Nishiuchi, Masaki; Kawamura, Yasuhiko Bulletin of the Chemical Society of Japan, 1998 , vol. 71, # 11 p. 2673 - 2680
104691-93-2 structure

104691-93-2

~%

74161-25-4 structure

74161-25-4

Literature: Tsukayama, Masao; Li, He; Tsurumoto, Ken; Nishiuchi, Masaki; Kawamura, Yasuhiko Bulletin of the Chemical Society of Japan, 1998 , vol. 71, # 11 p. 2673 - 2680
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