ChemicalBook >> CAS DataBase List >>1-(1-naphthylazo)-2-naphthol
1-(1-naphthylazo)-2-naphthol
- CAS No.
- 2653-64-7
- Chemical Name:
- 1-(1-naphthylazo)-2-naphthol
- Synonyms
- Red 2R;C.I.12170;NSC 45575;NSC 47713;PigmentRed40;Bordeaux P51N;C.I. Solvent Red 4;C. I. Pigment Red 40;Solvent red 4 (C.I. 12170);Pigment Red 40(C.I. 12170)
- CBNumber:
- CB1937354
- Molecular Formula:
- C20H14N2O
- Molecular Weight:
- 298.34
- MDL Number:
- MFCD00398528
- MOL File:
- 2653-64-7.mol
Last updated:2023-06-08 17:06:37
Melting point | 230 °C |
---|---|
Boiling point | 530.2±33.0 °C(Predicted) |
Density | 1.20±0.1 g/cm3(Predicted) |
pka | 12.03±0.50(Predicted) |
form | powder to crystal |
color | Orange to Brown to Dark purple |
CAS DataBase Reference | 2653-64-7 |
FDA UNII | EVE9WNU99R |
EPA Substance Registry System | 2-Naphthalenol, 1-(1-naphthalenylazo)- (2653-64-7) |
1-(1-naphthylazo)-2-naphthol price More Price(2)
1-(1-naphthylazo)-2-naphthol Chemical Properties,Uses,Production
Preparation
Naphthalen-1-amine diazotization and Naphthalen-2-ol coupling.
Properties and Applications
yellow red. From toluene in the crystallization product melting point 224 ℃. Soluble in hot ethanol and benzene in red. In concentrated sulfuric acid to red light blue, dilution to red light purple solution, and then have red brown precipitation. Dye ethanol solution to join concentrated hydrochloric acid is dark red; Join concentrated sodium hydroxide solution for bright red light brown. Mainly used in oil, fat and wax, soap coloring.
Standard | Light Fastness | Heat-resistant(℃) | water | Sodium Carbonate(5%) | Hydrochloric acid(5%) | |
Melting point | Stable | |||||
ISO | General | 220 |
150≥ 220
Sublimation |
Insoluble | No change | No change |
1-(1-naphthylazo)-2-naphthol Preparation Products And Raw materials
Raw materials
Preparation Products
Global( 29)Suppliers
Supplier | Tel | Country | ProdList | Advantage | |
---|---|---|---|---|---|
Hubei Jusheng Technology Co.,Ltd. | 18871490254 | linda@hubeijusheng.com | CHINA | 28180 | 58 |
TargetMol Chemicals Inc. | +1-781-999-5354 | support@targetmol.com | United States | 19973 | 58 |
Aladdin Scientific | +1-+1(833)-552-7181 | sales@aladdinsci.com | United States | 52927 | 58 |
J & K SCIENTIFIC LTD. | 010-82848833 400-666-7788 | jkinfo@jkchemical.com | China | 96815 | 76 |
TCI (Shanghai) Development Co., Ltd. | 021-67121386 | Sales-CN@TCIchemicals.com | China | 24539 | 81 |
TOKYO CHEMICAL INDUSTRY CO., LTD. | 03-36680489 | Sales-JP@TCIchemicals.com | Japan | 28398 | 80 |
TCI Europe | 320-37350700 | sales@tcieurope.eu | Europe | 23680 | 75 |
TCI AMERICA | 800-4238616 | sales@tciamerica.com | Americas | 23662 | 75 |
9ding chemical ( Shanghai) Limited | 021-021-52271985 17721149837 | sales@9dingchem.com | China | 19806 | 60 |
Shenzhen Polymeri Biochemical Technology Co., Ltd. | +86-400-002-6226 13028896684 | sales@rrkchem.com | China | 56057 | 58 |
2653-64-7(1-(1-naphthylazo)-2-naphthol)Related Search:
1-(1-naphthylazo)-2-naphthol
Red 2R
2-Naphthalenol, 1-(1-naphthalenylazo)-
Solvent red 4 (C.I. 12170)
C.I. Solvent Red 4
C. I. Pigment Red 40
1-(1-Naphtylazo)-2-naphthol
1-(1-Naphtylazo)naphthalene-2-ol
C.I.12170
PigmentRed40
C.I.Solvent Red 4:C.I.12170
2-Naphthalenol, 1-[2-(1-naphthalenyl)diazenyl]-
(1Z)-1-(naphthalen-1-ylhydrazinylidene)naphthalen-2-one
Pigment Red 40(C.I. 12170)
Bordeaux P51N
NSC 45575
NSC 47713
1-(Naphthalen-1-yldiazenyl)naphthalen-2-ol
2653-64-7
Organics