ChemicalBook > CAS DataBase List > COUMARIN 7

COUMARIN 7

Product Name
COUMARIN 7
CAS No.
27425-55-4
Chemical Name
COUMARIN 7
Synonyms
K 7;CK-7;C-454t;CI 551200;NSC 303254;COUMARIN 7;Yellow 8GF;COUMARIN 535;S-Yellow 185;Yellow S-8GFL.
CBNumber
CB0328988
Molecular Formula
C20H19N3O2
Formula Weight
333.38
MOL File
27425-55-4.mol
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COUMARIN 7 Property

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
LogP
3.68
CAS DataBase Reference
27425-55-4(CAS DataBase Reference)
EPA Substance Registry System
2H-1-Benzopyran-2-one, 3-(1H-benzimidazol-2-yl)-7-(diethylamino)- (27425-55-4)
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Safety

Hazard Codes 
Xi,Xn
Risk Statements 
36/37/38-20/21/22
Safety Statements 
26-38-37/39
WGK Germany 
3
HS Code 
29332900
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
416541
Product name
Coumarin 7
Purity
98%
Packaging
100mg
Price
$41
Updated
2024/03/01
TCI Chemical
Product number
B2111
Product name
3-(2-Benzimidazolyl)-7-(diethylamino)coumarin
Purity
>98.0%(T)
Packaging
1g
Price
$200
Updated
2024/03/01
TCI Chemical
Product number
B2111
Product name
3-(2-Benzimidazolyl)-7-(diethylamino)coumarin
Purity
>98.0%(T)
Packaging
100mg
Price
$34
Updated
2024/03/01
TRC
Product number
C755560
Product name
Coumarin 7
Packaging
10mg
Price
$55
Updated
2021/12/16
Chem-Impex
Product number
41942
Product name
Coumarin7,suitableforHematology&Histology
Packaging
100MG
Price
$33.78
Updated
2021/12/16
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COUMARIN 7 Chemical Properties,Usage,Production

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.

Flammability and Explosibility

Non flammable

Properties and Applications

TEST ITEMS

SPECIFICATION

APPEARANCE

BRILLIANT YELLOW

SHADE

BLUISH

HEAT RESISTANCE

260 °C min

LIGHT FASTNESS

5-6

ACID RESISTANCE

4

ALKALI RESISTANCE

5

WATER RESISTANCE

5

DENSITY

1.20 g/cm 3

RESIDUE ON 80 MESH

5.0% max

WATER SOLUBLE

1.0% max

VOLATITE 105 °C

1.0% max

TINTING STRENGTH

100-105 %

WEIGHT METAL TOTAL

50ppm max

COUMARIN 7 Preparation Products And Raw materials

Raw materials

2-(Cyanomethyl)benzimidazole N,N-Dimethylformamide Coumarin 2-Benzothiazoleacetic acid Sodium acetate trihydrate 4-(Diethylamino)salicylaldehyde Piperidine 3-Diethylaminophenol Phosphorus oxychloride Salicylaldehyde

Preparation Products

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COUMARIN 7 Suppliers

Americas 1 Belgium 2 China 184 Europe 1 Germany 4 India 21 Japan 5 Poland 1 South Korea 1 Switzerland 2 Ukraine 2 United Kingdom 8 United States 33 Global 265
AdooQ BioScience, LLC
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View Lastest Price from COUMARIN 7 manufacturers

Hebei Weibang Biotechnology Co., Ltd
Product
COUMARIN 7 27425-55-4
Price
US $10.00/KG
Min. Order
100KG
Purity
99%
Supply Ability
100 mt
Release date
2024-11-21
Hebei Fengjia New Material Co., Ltd
Product
COUMARIN 7 27425-55-4
Price
US $4.00/kg
Min. Order
1kg
Purity
0.99
Supply Ability
10000
Release date
2024-09-10
Hebei Mujin Biotechnology Co.,Ltd
Product
COUMARIN 7 27425-55-4
Price
US $0.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
50000KG/month
Release date
2023-06-21

27425-55-4, COUMARIN 7Related Search:

7-Hydroxycoumarin 7-DIETHYLAMINO-3-(1-METHYL-2-BENZIMIDAZOLYL)COUMARIN Coumarin 6 ETHYL COUMARIN-3-CARBOXYLATE Coumarin Coumarin 314T Lenthionine 3-CYANOCOUMARIN COUMARIN 152 COUMARIN-6-SULFONYL CHLORIDE Coumarin 314 VANILLIN PROPYLENE GLYCOL ACETAL Vanillin 2,3,5,6-1H,4H-TETRAHYDROQUINOLIZINO[9,9A,1-GH]COUMARIN 6-nitrocoumarin 4-METHYL-3-PHENYLCOUMARIN 4-METHOXYCOUMARIN Warfarin

  • 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
  • SETARON BRILLIANT FLAVINE 8GFF
  • SUMIKARON BRILLIANT FLAVINE S 10G
  • TERASIL BRILLIANT FLAVINE 8GFF
  • TERASIL FLAVINE 8GFF
  • SOLVENT YELLOW 145
  • SOLVENT YELLOW 185
  • NSC 303254
  • ORACET YELLOW 8GF
  • POLYCRON BRILLIANT YELLOW 10GF
  • 3-(1h-benzimidazol-2-yl)-7-(diethylamino)-2h-1-benzopyran-2-on
  • 2H-1-Benzopyran-2-one, 3-(1H-benzimidazoi-2-yl)-7-(dicthylamino)
  • Allilon Yellow 8G
  • Disperse Fluorescent Yellow 8GFF
  • Intrasil Brilliant Flavine
  • Kayalon Polyester Brilliant Flavine
  • Triasperse Brilliant Yellow 8G-SE
  • Yellow S-8GFL.
  • CI 551200
  • CI DISPERSE YELLOW 82
  • CI SOLVENT YELLOW 145
  • CI SOLVENT YELLOW 185
  • COUMARIN 535
  • COUMARIN 7
  • COUMARIN, 3-(2-BENZIMIDAZOLYL)-7-(DIETHYLAMINO)-
  • DISPERSE YELLOW 82
  • DISPERSE YELLOW 8GFF
  • KEYSTONE FLUORESCENT YELLOW 10G
  • KAYASET YELLOW SF-G
  • K 7
  • 3-(1H-benzimidazol-2-yl)-7-(diethylamino)-2H-1-Benzopyran-2-one
  • 3-(Benzimidazol-2-yl)-7-diethylaminocoumarin
  • Coumarin 7, laser grade, pure, 99%
  • FLUORESCENT YELLOW 10G(S-YELLOW 185)
  • Fluorescent Yellow 10G
  • S-Yellow 185
  • Yellow 8GF
  • Exciton Coumarin 535
  • C.I.Solvent Yellow 160
  • Fluorescent Yellow 10GF
  • Keyplast Fluorescent Yellow 10G
  • Polysolve Yellow 82
  • Rosaplast Yellow EF9G.
  • Solvent Yellow 10G
  • 2H-1-Benzopyran-2-one, 3-(1H-benzimidazol-2-yl)-7-(diethylamino)-
  • Youhaodisperse Brill
  • COUMARIN 7, 99%, LASER GRADE, PURE
  • 2-Oxo-3-(1H-benzoimidazole-2-yl)-7-(diethylamino)-2H-1-benzopyran
  • 3-(1H-Benzimidazol-2-yl)-7-diethylamino-2-oxo-2H-1-benzopyran
  • 7-(Diethylamino)-3-(1H-benzimidazole-2-yl)-2H-1-benzopyran-2-one
  • C-454t
  • Coumarin 7,99%,pure,laser grade
  • 3-(2-Benzimidazolyl)-7-(diethylamino)coumarin ,99%
  • Anti-Keratin 7, C-Terminal antibody produced in rabbit