| Identification | More | [Name]
COUMARIN 7 | [CAS]
27425-55-4 | [Synonyms]
3-(1H-Benzimidazol-2-yl)-7-(diethylamino)-2-benzopyrone
3-(1H-BENZIMIDAZOL-2-YL)-7-(DIETHYLAMINO)-2H-CHROMEN-2-ONE
3-(1H-BENZOIMIDAZOL-2-YL)-7-DIETHYLAMINO-CHROMEN-2-ONE
3-(2-BENZIMIDAZOLYL)-7-(DIETHYLAMINO)COUMARIN
3-(2'-BENZIMIDAZOLYL)-7-N,N-DIETHYL-AMINOCOUMARIN
CI 551200
CI DISPERSE YELLOW 82
CI SOLVENT YELLOW 145
CI SOLVENT YELLOW 185
COUMARIN, 3-(2-BENZIMIDAZOLYL)-7-(DIETHYLAMINO)-
COUMARIN 535
COUMARIN 7
DISPERSE YELLOW 82
DISPERSE YELLOW 8GFF
K 7
KAYASET YELLOW SF-G
KEYSTONE FLUORESCENT YELLOW 10G
NSC 303254
ORACET YELLOW 8GF
POLYCRON BRILLIANT YELLOW 10GF | [EINECS(EC#)]
248-451-4 | [Molecular Formula]
C20H19N3O2 | [MDL Number]
MFCD00051348 | [Molecular Weight]
333.38 | [MOL File]
27425-55-4.mol |
| Chemical Properties | Back Directory | [Appearance]
bright yellow powder | [Melting point ]
234-237 °C(lit.) | [Boiling point ]
470.35°C (rough estimate) | [density ]
1.2071 (rough estimate) | [refractive index ]
1.6200 (estimate) | [storage temp. ]
-20°C | [solubility ]
DMF: 1 mg/ml; DMSO: 1 mg/ml; Ethanol: insol; PBS (pH 7.2): insol | [form ]
Powder | [pka]
10.83±0.10(Predicted) | [color ]
Bright yellow | [λmax]
438 nm | [Detection Methods]
HPLC | [InChI]
InChI=1S/C20H19N3O2/c1-3-23(4-2)14-10-9-13-11-15(20(24)25-18(13)12-14)19-21-16-7-5-6-8-17(16)22-19/h5-12H,3-4H2,1-2H3,(H,21,22) | [InChIKey]
GOLORTLGFDVFDW-UHFFFAOYSA-N | [SMILES]
C1(=O)OC2=CC(N(CC)CC)=CC=C2C=C1C1NC2=CC=CC=C2N=1 | [LogP]
3.68 | [CAS DataBase Reference]
27425-55-4(CAS DataBase Reference) | [EPA Substance Registry System]
27425-55-4(EPA Substance) |
| Safety Data | Back Directory | [Hazard Codes ]
Xi,Xn | [Risk Statements ]
R36/37/38:Irritating to eyes, respiratory system and skin .
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed . | [Safety Statements ]
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S38:In case of insufficient ventilation, wear suitable respiratory equipment .
S37/39:Wear suitable gloves and eye/face protection . | [WGK Germany ]
3
| [HS Code ]
29332900 |
| Hazard Information | Back Directory | [Description]
Coumarin 7 is an extensively employed synthetic compound within the biomedical sector. It stands as an indispensable fluorescent probe instrumental in scrutinizing multifarious biological mechanisms encompassing the domains of pharmaceutical conveyance, enzymatic operations, and cellular visualization. Furthermore, its profound antioxidant and anti-inflammatory attributes have been recognized, thus unveiling promising therapeutic capabilities towards maladies like cancer and neurodegenerative ailments. | [Chemical Properties]
bright yellow powder | [Uses]
Coumarin is also known as benzoαpyrone. Coumarin 7 is a laser dye that is usually found in the nature. Dyes and metabolites. | [Application]
Coumarins are used as fluorescent dyes and also as laser dyes. Fluorescent dyes not only absorb light; they also emit light to produce very bright colors. They are used to dye textile fibers, plastics, inks, and to make pigments for paints and lacquers. A | [Flammability and Explosibility]
Nonflammable | [Properties and Applications]
|
TEST ITEMS
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SPECIFICATION
|
|
APPEARANCE
|
BRILLIANT YELLOW
|
|
SHADE
|
BLUISH
|
|
HEAT RESISTANCE
|
260 °C min
|
|
LIGHT FASTNESS
|
5-6
|
|
ACID RESISTANCE
|
4
|
|
ALKALI RESISTANCE
|
5
|
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WATER RESISTANCE
|
5
|
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DENSITY
|
1.20 g/cm
3
|
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RESIDUE ON 80 MESH
|
5.0% max
|
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WATER SOLUBLE
|
1.0% max
|
|
VOLATITE 105 °C
|
1.0% max
|
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TINTING STRENGTH
|
100-105 %
|
|
WEIGHT METAL TOTAL
|
50ppm max
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|
|
|