1,3-Dihydroxy-7-methoxy-9H-xanthen-9-one
Names
[ CAS No. ]:
491-64-5
[ Name ]:
1,3-Dihydroxy-7-methoxy-9H-xanthen-9-one
[Synonym ]:
1,3-dihydroxy-7-methoxyxanthen-9-one
Xanthen-9-one,1,3-dihydroxy-7-methoxy
1,3-Dihydroxy-7-methoxyxanthon,Isogentisin
1,3-dihydroxy-7-methoxy-xanthen-9-one
1,3-dihydroxy-7-methoxyxanthone
Isogentisin
1,3-Dihydroxy-7-methoxy-9H-xanthen-9-one
1,3-Dihydroxy-7-methoxyxanthon
1,3-Dihydroxy-7-methoxy-xanthen-9-on
Chemical & Physical Properties
[ Density]:
1.48g/cm3
[ Boiling Point ]:
519.4ºC at 760 mmHg
[ Melting Point ]:
241 °C
[ Molecular Formula ]:
C14H10O5
[ Molecular Weight ]:
258.22600
[ Flash Point ]:
205ºC
[ Exact Mass ]:
258.05300
[ PSA ]:
79.90000
[ LogP ]:
2.36600
[ Vapour Pressure ]:
2.09E-11mmHg at 25°C
[ Index of Refraction ]:
1.68
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- ZD6034500
- CHEMICAL NAME :
- Xanthen-9-one, 1,3-dihydroxy-7-methoxy-
- CAS REGISTRY NUMBER :
- 491-64-5
- BEILSTEIN REFERENCE NO. :
- 0258402
- LAST UPDATED :
- 199612
- DATA ITEMS CITED :
- 1
- MOLECULAR FORMULA :
- C14-H10-O5
- MOLECULAR WEIGHT :
- 258.24
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
MUTATION DATA
- TYPE OF TEST :
- Mutation in microorganisms
- TEST SYSTEM :
- Bacteria - Salmonella typhimurium
- DOSE/DURATION :
- 5 ug/plate
- REFERENCE :
- MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 116,103,1983
Safety Information
[ Hazard Codes ]:
Xn
[ HS Code ]:
2932999099
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2932999099
[ Summary ]:
2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%