ChemicalBook >> CAS DataBase List >>18-CROWN-5 [4-(2,4-DINITROPHENYLAZO)PHENOL]

18-CROWN-5 [4-(2,4-DINITROPHENYLAZO)PHENOL]

18-CROWN-5 [4-(2,4-DINITROPHENYLAZO)PHENOL] structure

CAS No.: 81238-58-6

Chemical Name:: 18-CROWN-5 [4-(2,4-DINITROPHENYLAZO)PHENOL]

Synonyms: 18-CROWN-5 [4-(2,4-DINITROPHENYLAZO)PHENOL];5-(2,4-DINITROPHENYLAZO)-2-HYDROXY-1,3-XYLYLENE-18-CROWN 5-ETHER;3,6,9,12,15-Pentaoxabicyclo[15.3.1]heneicosa-1(21),17,19-trien-21-ol, 19-[2-(2,4-dinitrophenyl)diazenyl]-

CBNumber:: CB3770580

Molecular Formula:: C22H26N4O10

Molecular Weight:: 506.46

MDL Number:: MFCD08276325

MOL File:: 81238-58-6.mol

MSDS File:: SDS

Last updated:2023-06-08 17:06:35

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18-CROWN-5 [4-(2,4-DINITROPHENYLAZO)PHENOL] Properties

Melting point	109.5-110 °C(Solv: methanol (67-56-1))
Boiling point	752.0±60.0 °C(Predicted)
Density	1.44±0.1 g/cm3(Predicted)
pka	7?+-.0.20(Predicted)
form	powder to crystal
color	Light yellow to Amber to Dark green

SAFETY

Risk and Safety Statements

HS Code	2932.99.7000

18-CROWN-5 [4-(2,4-DINITROPHENYLAZO)PHENOL] price More Price(9)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
TCI Chemical	C1943	18-Crown-5 [4-(2,4-Dinitrophenylazo)phenol]	81238-58-6	100mg	$224	2024-03-01	Buy
TRC	C825015	18-Crown-5 [4-(2,4-Dinitrophenylazo)phenol]	81238-58-6	1mg	$45	2021-12-16	Buy
Biosynth Carbosynth	FC62077	18-Crown-5 [4-(2,4-Dinitrophenylazo)phenol]	81238-58-6	25mg	$55	2021-12-16	Buy
Biosynth Carbosynth	FC62077	18-Crown-5 [4-(2,4-Dinitrophenylazo)phenol]	81238-58-6	50mg	$95	2021-12-16	Buy
Biosynth Carbosynth	FC62077	18-Crown-5 [4-(2,4-Dinitrophenylazo)phenol]	81238-58-6	100mg	$166	2021-12-16	Buy

Product number	Packaging	Price	Buy
C1943	100mg	$224	Buy
C825015	1mg	$45	Buy
FC62077	25mg	$55	Buy
FC62077	50mg	$95	Buy
FC62077	100mg	$166	Buy

18-CROWN-5 [4-(2,4-DINITROPHENYLAZO)PHENOL] Chemical Properties,Uses,Production

Uses

18-Crown-5 [4-(2,4-Dinitrophenylazo)phenol] (CAS# 81238-58-6) is a crown ether derivative used in the enantiomeric determination of amines by square wave voltammetry using azophenolic crowns in aprotic solvent.

18-CROWN-5 [4-(2,4-DINITROPHENYLAZO)PHENOL] Preparation Products And Raw materials

Raw materials

Preparation Products

18-CROWN-5 [4-(2,4-DINITROPHENYLAZO)PHENOL] Suppliers

Global( 25)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Career Henan Chemica Co	+86-0371-86658258 15093356674;	laboratory@coreychem.com	China	30255	58
Aladdin Scientific	+1-833-552-7181	sales@aladdinsci.com	United States	57511	58
J & K SCIENTIFIC LTD.	010-82848833 400-666-7788	jkinfo@jkchemical.com	China	96815	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	021-61259108 18621169109	market03@meryer.com	China	40240	62
TCI (Shanghai) Development Co., Ltd.	021-67121386	Sales-CN@TCIchemicals.com	China	24539	81
Energy Chemical	021-021-58432009 400-005-6266	sales8178@energy-chemical.com	China	44700	61
Hunan Hui Bai Shi Biotechnology Co., Ltd.	0731-85526065 13308475853	ivy@hnhbsj.com	China	4550	62
Maya High Purity Chemicals	+86 (573) 82222445 (0)18006601000 452520369	sales@maya-r.com	China	11714	57
TOKYO CHEMICAL INDUSTRY CO., LTD.	03-36680489	Sales-JP@TCIchemicals.com	Japan	28398	80
TCI Europe	320-37350700	sales@tcieurope.eu	Europe	23680	75

Supplier	Advantage
Career Henan Chemica Co	58
Aladdin Scientific	58
J & K SCIENTIFIC LTD.	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	62
TCI (Shanghai) Development Co., Ltd.	81
Energy Chemical	61
Hunan Hui Bai Shi Biotechnology Co., Ltd.	62
Maya High Purity Chemicals	57
TOKYO CHEMICAL INDUSTRY CO., LTD.	80
TCI Europe	75

81238-58-6(18-CROWN-5 [4-(2,4-DINITROPHENYLAZO)PHENOL])Related Search:

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5-(2,4-DINITROPHENYLAZO)-2-HYDROXY-1,3-XYLYLENE-18-CROWN 5-ETHER 18-CROWN-5 [4-(2,4-DINITROPHENYLAZO)PHENOL] 3,6,9,12,15-Pentaoxabicyclo[15.3.1]heneicosa-1(21),17,19-trien-21-ol, 19-[2-(2,4-dinitrophenyl)diazenyl]- 81238-58-6 C22H26N4O10 Crown Ethers Macrocycles for Host-Guest Chemistry Crown Ethers Functional Materials Macrocycles for Host-Guest Chemistry