Product Name

  • Name

    4-HYDROXY-6 7-DIMETHYLCOUMARIN 98

  • EINECS
  • CAS No. 55004-77-8
  • Article Data9
  • CAS DataBase
  • Density 1.315 g/cm3
  • Solubility
  • Melting Point 248-251 °C(lit.)
  • Formula C11H10O3
  • Boiling Point 378.1 °C at 760 mmHg
  • Molecular Weight 190.199
  • Flash Point 170.7 °C
  • Transport Information
  • Appearance
  • Safety 26-36
  • Risk Codes 36/37/38
  • Molecular Structure Molecular Structure of 55004-77-8 (4-HYDROXY-6 7-DIMETHYLCOUMARIN  98)
  • Hazard Symbols IrritantXi
  • Synonyms 4-Hydroxy-6,7-dimethyl-2H-1-benzopyran-2-one;4-Hydroxy-6,7-dimethylcoumarin;6,7-Dimethyl-4-hydroxycoumarin;
  • PSA 50.44000
  • LogP 2.11540

2H-1-Benzopyran-2-one,4-hydroxy-6,7-dimethyl- Specification

The CAS register number of 2H-1-Benzopyran-2-one,4-hydroxy-6,7-dimethyl- is 55004-77-8. It also can be called as 6,7-Dimethyl-4-hydroxycoumarin and the systematic name about this chemical is 4-hydroxy-6,7-dimethyl-2H-chromen-2-one. The molecular formula about this chemical is C11H10O3 and the molecular weight is 190.197. It belongs to the following product categories which include Coumarin; Building Blocks; Coumarins; Heterocyclic Building Blocks and so on.

Physical properties about 2H-1-Benzopyran-2-one,4-hydroxy-6,7-dimethyl- are: (1)ACD/LogP: 2.52; (2)ACD/LogD (pH 5.5): 1.48; (3)ACD/BCF (pH 5.5): 4.41; (4)ACD/BCF (pH 7.4): 1; (5)ACD/KOC (pH 5.5): 50.96; (6)ACD/KOC (pH 7.4): 1; (7)#H bond acceptors: 3; (8)#H bond donors: 1; (9)#Freely Rotating Bonds: 1; (10)Polar Surface Area: 46.53 Å2; (11)Index of Refraction: 1.623; (12)Molar Refractivity: 51 cm3; (13)Molar Volume: 144.6 cm3; (14)Polarizability: 20.21x10-24cm3; (15)Surface Tension: 55.9 dyne/cm; (16)Density: 1.315 g/cm3; (17)Flash Point: 170.7 °C; (18)Enthalpy of Vaporization: 66.03 kJ/mol; (19)Boiling Point: 378.1 °C at 760 mmHg; (20)Vapour Pressure: 2.18E-06 mmHg at 25 °C.

When you are using this chemical, please be cautious about it as the following:
This chemical is irritating to eyes, respiratory system and skin and it may cause inflammation to the skin or other mucous membranes. If you want to use it, wear suitable protective clothing. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. If you want to store it, you should keep the container tightly sealed in dry, cool places.

You can still convert the following datas into molecular structure:
(1)SMILES: Cc1cc2c(cc1C)OC(=O)/C=C2/O
(2)InChI: InChI=1/C11H10O3/c1-6-3-8-9(12)5-11(13)14-10(8)4-7(6)2/h3-5,12H,1-2H3
(3)InChIKey: AYHZQBMBPNZPEY-UHFFFAOYAX
(4)Std. InChI: InChI=1S/C11H10O3/c1-6-3-8-9(12)5-11(13)14-10(8)4-7(6)2/h3-5,12H,1-2H3
(5)Std. InChIKey: AYHZQBMBPNZPEY-UHFFFAOYSA-N

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