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Merck
CN

320013

4-(Methylamino)phenol hemisulfate salt

ACS reagent, 99%

Synonym(s):

p-(Methylamino)phenol hemisulfate salt, Metol

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About This Item

Linear Formula:
C7H9NO · 1/2H2SO4
CAS Number:
Molecular Weight:
172.19
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
EC Number:
200-237-1
Beilstein/REAXYS Number:
3919382
MDL number:
Assay:
99%, 99.0-101.5% (ACS specification)
Form:
powder
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grade

ACS reagent

Quality Level

assay

99%, 99.0-101.5% (ACS specification)

form

powder

autoignition temp.

989 °F

ign. residue

≤0.1%

mp

260 °C (dec.) (lit.)

suitability

passes test for determination of phosphate

functional group

amine

SMILES string

OS(O)(=O)=O.CNc1ccc(O)cc1.CNc2ccc(O)cc2

InChI

1S/2C7H9NO.H2O4S/c2*1-8-6-2-4-7(9)5-3-6;1-5(2,3)4/h2*2-5,8-9H,1H3;(H2,1,2,3,4)

InChI key

ZVNPWFOVUDMGRP-UHFFFAOYSA-N

Application

4-(Methylamino)phenol hemisulfate salt can be used in the synthesis of 4[N-methyl-N(4-hydroxyphenyl)amino]-7-nitrobenzofurazan (NBFhd), a novel fluorescent sensor for reactive oxygen species.

Legal Information



signalword

Warning

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Skin Sens. 1 - STOT RE 2

wgk

WGK 3

flash_point_f

494.6 °F - closed cup

flash_point_c

257 °C - closed cup

ppe

dust mask type N95 (US), Eyeshields, Faceshields, Gloves

Storage Class

11 - Combustible Solids



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Synthesis and characterization of a new fluorescent probe for reactive oxygen species.
Heyne B
Organic & Biomolecular Chemistry, 5(9), 1454-1458 (2007)
Ayman A Gouda et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 130, 480-487 (2014-05-13)
Simple, rapid and accurate high performance liquid chromatographic (HPLC) and spectrophotometric methods are described for determination of antihistaminic acrivastine in capsules. The first method (method A) is based on accurate, sensitive and stability indicating chromatographic separation method. Chromolith® Performance RP-18e



Global Trade Item Number

SKUGTIN
320013-500G04061826695289
320013-100G04061835176854