Citropten

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Names

[ CAS No. ]:
487-06-9

[ Name ]:
Citropten

[Synonym ]:
5,7-Dimethoxy-2H-1-benzopyran-2-one
MFCD00006870
5,7-dimethoxy-coumarin
EINECS 207-646-4
Limettin
Citropten
5,7-Dimethoxy-2H-chromen-2-one
2H-1-Benzopyran-2-one, 5,7-dimethoxy-
5,7-dimethoxychromen-2-one
5,7-Dimethoxycoumarin
5,7-Dimethoxy-chromen-2-one

Chemical & Physical Properties

[ Density]:
1.2±0.1 g/cm3

[ Boiling Point ]:
388.1±42.0 °C at 760 mmHg

[ Melting Point ]:
146-149 °C(lit.)

[ Molecular Formula ]:
C11H10O4

[ Molecular Weight ]:
206.195

[ Flash Point ]:
176.3±27.9 °C

[ Exact Mass ]:
206.057907

[ PSA ]:
48.67000

[ LogP ]:
2.06

[ Vapour Pressure ]:
0.0±0.9 mmHg at 25°C

[ Index of Refraction ]:
1.557

[ Storage condition ]:
2-8°C

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
GN6530000
CHEMICAL NAME :
Coumarin, 5,7-dimethoxy-
CAS REGISTRY NUMBER :
487-06-9
BEILSTEIN REFERENCE NO. :
0187066
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C11-H10-O4
MOLECULAR WEIGHT :
206.21

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

TYPE OF TEST :
Sister chromatid exchange
TEST SYSTEM :
Human Lymphocyte
DOSE/DURATION :
100 umol/L
REFERENCE :
PLMEAA Planta Medica. (Georg Thieme Verlag, Postfach 732, D-7000 Stuttgart 1, Fed. Rep. Ger.) V.1- 1953- Volume(issue)/page/year: 42,333,1981

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H317

[ Precautionary Statements ]:
P280

[ Personal Protective Equipment ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter

[ Hazard Codes ]:
Xi

[ Risk Phrases ]:
43

[ Safety Phrases ]:
36/37

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ RTECS ]:
GN6530000

Precursor & DownStream

Precursor

  • 3,5-Dimethoxyphenol
  • Propiolic acidd
  • 5,7-Dihydroxycoumarin
  • methyl iodide
  • 2-Hydroxy-4,6-dimethoxybenzaldehyde
  • Ethyl carbonate
  • 5-(Methoxymethylene)-2,2-dimethyl-1,3-dioxane-4,6-dione
  • Ethyl propiolate
  • 2-bromo-3,5-dimethoxyphenol
  • 2H-1-Benzopyran-3-carboxylic acid, 5,7-dimethoxy-2-oxo-, ethyl ester

DownStream

  • 6-Hydroxy-5,7-dimethoxy-2H-chromen-2-one
  • Phloroglucinol
  • acetic acid
  • 5,7-dimethoxy-2-oxochromene-8-carbaldehyde
  • 8-hydroxy-5,7-dimethoxychromen-2-one

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