Product Name

  • Name

    THEAFLAVIN

  • EINECS
  • CAS No. 4670-05-7
  • Article Data16
  • CAS DataBase
  • Density 1.87g/cm3
  • Solubility
  • Melting Point 237-240 °C (decomp)(Solv: water (7732-18-5))
  • Formula  C29H24 O12
  • Boiling Point 1003.9°Cat760mmHg
  • Molecular Weight 564.502
  • Flash Point 336.5°C
  • Transport Information
  • Appearance
  • Safety 24/25
  • Risk Codes
  • Molecular Structure Molecular Structure of 4670-05-7 (THEAFLAVIN)
  • Hazard Symbols
  • Synonyms 5H-Benzocyclohepten-5-one,1,8-bis(3,4-dihydro-3,5,7-trihydroxy-2H-1-benzopyran-2-yl)-3,4,6-trihydroxy-,[2R-[2a(2R*,3R*),3a]]-;5H-Benzocyclohepten-5-one,3,4,6-trihydroxy-1,8-bis(3a,5,7-trihydroxy-2a-chromanyl)- (8CI);Theaflavin (7CI);Theaflavine (6CI);(-)-Theaflavin;Theaflavin 1;
  • PSA 156.91000
  • LogP 3.09660

Theaflavin Specification

The   Theaflavin, with its cas register number 4670-05-7, has other names as theaflavine; 1,8-bis(3-alpha,5,7-trihydroxy-2-alpha-chromanyl)-5h-benzocyclohepten-5-one; 5h-benzocyclohepten-5-one,1,8-bis(3-alpha,5,7-trihydroxy-2-alpha-chromanyl)-3,; 6-trihydroxy-; theaflavins; 6,8,9-trihydroxy-3,11-bis[(2s,3r)-3,5,7-trihydroxychroman-2-yl]bicyclo[5.4.0]undeca-1,3,6,8,10-pentaen-5-one; 3,4,6-trihydroxy-1,8-bis(3,4-dihydro-3α,5,7-trihydroxy-2h-1-benzopyran-2α-yl)-5h-benzocycloheptene-5-one.

The characteristics of this chemical are as below: (1)ACD/LogP: -0.44; (2)# of Rule of 5 Violations: 3; (3)ACD/LogD (pH 5.5): -1.48; (4)ACD/LogD (pH 7.4): -3.28; (5)ACD/BCF (pH 5.5): 1 ; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 1.25; (8)ACD/KOC (pH 7.4): 1; (9)#H bond acceptors: 12; (10)#H bond donors: 9; (11)#Freely Rotating Bonds: 11 ; (12)Polar Surface Area: 118.6 ; (13)Index of Refraction: 1.874; (14)Molar Refractivity: 137.25 cm3; (15)Molar Volume: 300.9 cm3; (16)Polarizability: 54.41 ×10-24 cm3; (17)Surface Tension: 138.6 dyne/cm; (18)Density: 1.87 g/cm3; (19)Flash Point: 336.5 °C; (20)Enthalpy of Vaporization: 153.46 kJ/mol; (21)Boiling Point: 1003.9 °C at 760 mmHg.

Theaflavin is a kind of golden yellow pigment, and is the product of fermentative tea-leave. This has the special function of antiatheroscloresis. Besides, it could reduce the absorbing of cholesterel in food, and also could resist the cholesterel's synthesis in human body. This chemical is included into the claasification: antioxidants, chelating agents, drug/therapeutic agent and protective agents. And its product category is Miscellaneous Natural Products.

Additionally, you could convert the following data information to obtain the molecular structure:
(1)SMILES:O=C\1C(\O)=C4C(=C/C(=C/1)[C@H]3Oc2cc(O)cc(O)c2C[C@H]3O)\C(=CC(\O)=C4\O)[C@H]6Oc5cc(O)cc(O)c5C[C@H]6O
(2)InChI:InChI=1/C29H24O12/c30-11-3-17(32)15-8-21(36)28(40-23(15)5-11)10-1-13-14(7-20(35)27(39)25(13)26(38)19(34)2-10)29-22(37)9-16-18(33)4-12(31)6-24(16)41-29/h1-7,21-22,28-33,35-37,39H,8-9H2,(H,34,38)/t21-,22-,28-,29-/m1/s1
(3)InChIKey:IPMYMEWFZKHGAX-ZKSIBHASBU

Below are the toxicity information of this chemical:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 562mg/kg (562mg/kg)   Planta Medica. Vol. 42, Pg. 75, 1981.
 

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