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Merck
CN

15501

ECOL

≥98% (HPLC)

Synonym(s):

4-(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:
≥98% (HPLC)
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Quality Segment

assay

≥98% (HPLC)

autoignition temp.

989 °F

mp

260 °C (dec.) (lit.)

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

Legal Information



signalword

Warning

Hazard Classifications

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

Storage Class

11 - Combustible Solids

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



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