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

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COUMARIN 7 Suppliers

Taizhou Jiecheng Chemical Co., Ltd.
Tel
0576-88203651 15967007102
Email
103858443@qq.com
Country
China
ProdList
185
Advantage
58
J & K SCIENTIFIC LTD.
Tel
010-82848833 400-666-7788
Fax
86-10-82849933
Email
jkinfo@jkchemical.com
Country
China
ProdList
96815
Advantage
76
Meryer (Shanghai) Chemical Technology Co., Ltd.
Tel
4006608290; 18621169109
Fax
86-21-61259102
Email
market03@meryer.com
Country
China
ProdList
40241
Advantage
62
3B Pharmachem (Wuhan) International Co.,Ltd.
Tel
821-50328103-801 18930552037
Fax
86-21-50328109
Email
3bsc@sina.com
Country
China
ProdList
15848
Advantage
69
TCI (Shanghai) Development Co., Ltd.
Tel
021-67121386
Fax
021-67121385
Email
Sales-CN@TCIchemicals.com
Country
China
ProdList
24539
Advantage
81
Energy Chemical
Tel
021-021-58432009 400-005-6266
Fax
021-58436166
Email
sales8178@energy-chemical.com
Country
China
ProdList
44751
Advantage
61
Winchem Industrial Co. Ltd
Tel
0574-83851061
Fax
86-574-87083209
Email
info@win-chemical.com
Country
China
ProdList
500
Advantage
55
Shandong Xiya Chemical Co., Ltd
Tel
4009903999 13355009207
Fax
0539-6365991
Email
3007715519@qq.com
Country
China
ProdList
18736
Advantage
57
Tianjin heowns Biochemical Technology Co., Ltd.
Tel
400 638 7771
Email
sales@heowns.com
Country
China
ProdList
14443
Advantage
57
Maya High Purity Chemicals
Tel
+86 (573) 82222445 (0)18006601000 452520369
Fax
+86 (573) 82222643
Email
sales@maya-r.com
Country
China
ProdList
11714
Advantage
57
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View Lastest Price from COUMARIN 7 manufacturers

Hebei Mojin 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
Hebei Mojin 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
Hebei Guanlang 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
2021-07-12

27425-55-4, COUMARIN 7Related Search:


  • 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
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  • TERASIL BRILLIANT FLAVINE 8GFF
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  • 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
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  • FLUORESCENT YELLOW 10G(S-YELLOW 185)
  • Fluorescent Yellow 10G
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  • 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