Product Name

  • Name

    1-Hydroxy-3,4,5-trimethoxyxanthone

  • EINECS
  • CAS No. 20848-59-3
  • Article Data2
  • CAS DataBase
  • Density 1.349 g/cm3
  • Solubility
  • Melting Point
  • Formula C16H14O6
  • Boiling Point 513.547 °C at 760 mmHg
  • Molecular Weight 302.284
  • Flash Point 193.579 °C
  • Transport Information
  • Appearance
  • Safety
  • Risk Codes
  • Molecular Structure Molecular Structure of 20848-59-3 (1-Hydroxy-3,4,5-trimethoxyxanthone)
  • Hazard Symbols
  • Synonyms Xanthen-9-one,1-hydroxy-3,4,7-trimethoxy-(8CI);1-Hydroxy-3,4,7-trimethoxyxanthone;
  • PSA 78.13000
  • LogP 2.67760

9H-Xanthen-9-one,1-hydroxy-3,4,7-trimethoxy- Specification

The 9H-Xanthen-9-one,1-hydroxy-3,4,7-trimethoxy- with CAS registry number of 20848-59-3 is also called Xanthen-9-one,1-hydroxy-3,4,7-trimethoxy-(8Cl). The IUPAC name is 1-hydroxy-3,4,7-trimethoxy-xanthen-9-one. In addition, the formula is C16H14O6 and the molecular weight is 302.2788.

Physical properties about this chemical are: (1)ACD/LogP: 3.16; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 3.154; (4)ACD/LogD (pH 7.4): 2.779; (5)ACD/BCF (pH 5.5): 146.32; (6)ACD/BCF (pH 7.4): 61.697; (7)ACD/KOC (pH 5.5): 1228.44; (8)ACD/KOC (pH 7.4): 517.983; (9)#H bond acceptors: 6; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 4; (12)Polar Surface Area: 74.22 Å2; (13)Index of Refraction: 1.608; (14)Molar Refractivity: 77.449 cm3; (15)Molar Volume: 224.049 cm3; (16)Polarizability: 30.703 ×10-24cm3; (17)Surface Tension: 51.778 dyne/cm; (18)Density: 1.349 g/cm3; (19)Flash Point: 193.579 °C; (20)Enthalpy of Vaporization: 81.463 kJ/mol; (21)Boiling Point: 513.547 °C at 760 mmHg; (22)Vapour Pressure: 0 mmHg at 25°C.

Preparation of 9H-Xanthen-9-one,1-hydroxy-3,4,7-trimethoxy-: it can be prepared by sulfuric acid dimethyl ester and 1,4-dihydroxy-3,7-dimethoxy-xanthen-9-one. The other product is 1,3,4,7-tetramethoxy-xanthen-9-one. This reaction will need reagent K2CO3 and solvent acetone. The yield is about 75% with the reaction time of 2 hours.

9H-Xanthen-9-one,1-hydroxy-3,4,7-trimethoxy- can be prepared by sulfuric acid dimethyl ester and 1,4-dihydroxy-3,7-dimethoxy-xanthen-9-one. The other product is 1,3,4,7-tetramethoxy-xanthen-9-one.

You can still convert the following datas into molecular structure:
(1)SMILES: COc1ccc2c(c1)c(=O)c3c(cc(c(c3o2)OC)OC)O
(2)InChI: InChI=1/C16H14O6/c1-19-8-4-5-11-9(6-8)14(18)13-10(17)7-12(20-2)15(21-3)16(13)22-11/h4-7,17H,1-3H3
(3)InChIKey: CRKCWCHNFLHTJY-UHFFFAOYAF

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