Basic Information | Post buying leads | Suppliers | Cas Database |
Name |
Hematein |
EINECS | 207-492-8 |
CAS No. | 475-25-2 | Density | 1.77g/cm3 |
PSA | 107.22000 | LogP | 1.32960 |
Solubility | 0.6g/L(20 oC) | Melting Point |
180 °C |
Formula | C16H12O6 | Boiling Point | 753.1 °C at 760 mmHg |
Molecular Weight | 300.268 | Flash Point | 289 °C |
Transport Information | N/A | Appearance | dark brown crystalline powder |
Safety | 24/25 | Risk Codes | N/A |
Molecular Structure | Hazard Symbols | N/A | |
Synonyms |
Hematein(6CI);Haematein;Hematine;NSC 7333; |
Article Data | 11 |
haematein
Conditions | Yield |
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With ammonia Behandeln mit Essigsaeure; | |
With ammonia at 130℃; | |
With iodine; mercury(II) oxide |
Conditions | Yield |
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With water Mechanism; Electrolysis; |
haematein
Conditions | Yield |
---|---|
With water Electrolysis; | 7% |
Conditions | Yield |
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Conditions | Yield |
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In water |
Conditions | Yield |
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In ammonia addn. of aq. Pb(NO3)2-soln. to aq. ammoniacal soln. of C16H12O6;; pptn.; |
Conditions | Yield |
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In ethanol |
Conditions | Yield |
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In ethanol |
Conditions | Yield |
---|---|
In ethanol |
1. | cyt-ham:ovr 20 µmol/L/5H-C | ENMUDM Environmental Mutagenesis. 1 (1979),27. |
Reported in EPA TSCA Inventory.
The Hematein , with cas registry number of 475-25-2, belongs to the product categories of (1) G-H-I ; (2) Stains and Dyes ; (3) Stains & Dyes, A to. It is also called Hematein . Its IUPAC name is 3,4,6a,10-tetrahydroxy-6,7-dihydroindeno[2,1-c]chromen-9-one . And its systematic name is called 3,4,6a,10-tetrahydroxy-6a,7-dihydroindeno[2,1-c]chromen-9(6H)-one . It can be used in staining.
Physical properties of Hematein : (1) H bond acceptors: 6 ; (2) H bond donors: 4 ; (3) Freely Rotating Bonds: 4 ; (4) Index of Refraction: 1.821 ; (5) Molar Refractivity: 73.73 cm3; (6) Molar Volume: 169.1 cm3 ; (7) Surface Tension: 110.4 dyne/cm ; (8) Enthalpy of Vaporization: 115.16 kJ/mol ; (9) Vapour Pressure: 7.86E-24 mmHg at 25°C.
When you are using this chemical, please be cautious about it as the following:
The Hematein shoulid be stored at 2-8℃. When heated to decomposition, it emits acrid smoke and irritating vapors. When use it, avoid contact with skin and eyes.
You can still convert the following datas into molecular structure:
(1) SMILES:O=C/3C(/O)=CC/2=C1\c4c(OCC1(O)CC\2=C\3)c(O)c(O)cc4;
(2) InChI:InChI=1/C16H12O6/c17-10-2-1-8-13-9-4-12(19)11(18)3-7(9)5-16(13,21)6-22-15(8)14(10)20/h1-4,17,19-21H,5-6H2;
(3) InChIKey:HLUCICHZHWJHLL-UHFFFAOYAU