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Merck
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주요 문서

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200182

Sigma-Aldrich

Nitrazine Yellow

indicator grade, Dye content 85 %

동의어(들):

2-(2,4-Dinitrophenylazo)-1-hydroxynaphthalene-3,6-disulfonic acid disodium salt, 2-(2,4-Dinitrophenylazo)naphthol-3,6-disulfonic acid disodium salt, Nitrazol Yellow

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모든 사진(3)

About This Item

실험식(Hill 표기법):
C16H8N4Na2O11S2
CAS Number:
5423-07-4
Molecular Weight:
542.36
색상 지수 번호:
14890
EC Number:
226-549-8
MDL number:
MFCD00003938
UNSPSC 코드:
12171500
PubChem Substance ID:
24851961
NACRES:
NA.47

Grade

indicator grade

분석

>90.0% (HPLC)

양식

powder

구성

Dye content, 85%

solubility

H2O: 1 mg/mL

λmax

586 nm

ε (흡광계수)

≥35000 at 587-591 nm in 0.1 M NaOH at 0.01 g/L

응용 분야

diagnostic assay manufacturing
hematology
histology

저장 온도

room temp

SMILES string

[Na+].[Na+].Oc1c(\N=N\c2ccc(cc2[N+]([O-])=O)[N+]([O-])=O)c(cc3cc(ccc13)S([O-])(=O)=O)S([O-])(=O)=O

InChI

1S/C16H10N4O11S2.2Na/c21-16-11-3-2-10(32(26,27)28)5-8(11)6-14(33(29,30)31)15(16)18-17-12-4-1-9(19(22)23)7-13(12)20(24)25;;/h1-7,21H,(H,26,27,28)(H,29,30,31);;/q;2*+1/p-2/b18-17+;;

InChI key

XBLIFEQTVVSTIM-QIKYXUGXSA-L

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애플리케이션

Nitrazine Yellow has been used in dye-protein binding assay.[1]

생화학적/생리학적 작용

Nitrazine Yellow ( 2-(2,4-dinitrophenylazo)-1-hydroxynaphthalene-3,6-disulfonic acid disodium salt) is a pH-sensitive azo dye.[2] It changes color from yellow to blue in pH range 6.0–7.0 and is widely used in microscopy.[2][3] Throat swab immersed in nitrazine yellow is used to identify pH variations in the vagina before and after amniotomy.[4]

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

개인 보호 장비

Eyeshields, Gloves, type N95 (US)

가장 최신 버전 중 하나를 선택하세요:

시험 성적서(COA)

Lot/Batch Number
MKCD1402
MKBQ6886V
MKBG8083V
MKBD9527V
36296KJ

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문서 라이브러리 방문

H Yamada et al.
The journal of obstetrics and gynaecology research, 24(2), 103-108 (1998-06-19)
A 24-year-old woman underwent conization and cervical cerclage during pregnancy. After she later complained of fluid leakage, a premature rupture of the membranes (PROM) was suspected, because of positive results on a test for nitrazine, the intra-amniotic dye injection method
Lien Van der Schueren et al.
Carbohydrate polymers, 91(1), 284-293 (2012-10-10)
Nanofibres functionalised with pH-sensitive dyes could greatly contribute to the development of stimuli-responsive materials. However, the application of biocompatible polymers is vital to allow for their use in (bio)medical applications. Therefore, this paper focuses on the development and characterisation of
Why certain dyes are useful for localizing the sentinel lymph node.
Tsopelas C and Sutton R
Journal of Nuclear Medicine, 43, 1377-1382 (2002)
Ibrahim A Abdelazim
Archives of gynecology and obstetrics, 287(2), 205-210 (2012-09-13)
This study was designed to detect the accuracy of the fetal fibronectin (Quick Check fFN test(®)) in diagnosing premature rupture of fetal membranes. This comparative prospective study was carried out over 1 year in Ahmadi Kuwait Oil Company (KOC) Hospital
P Ronnander et al.
European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences, 125, 54-63 (2018-09-18)
A mathematical model was developed to predict the transport of sumatriptan molecules across the skin followed by absorption into the bloodstream. The drug was encapsulated in dissolving polyvinylpyrrolidone-based microneedles shaped in the form of pyramids. Mass balance equations were derived
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