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D116408

Sigma-Aldrich

2,7-Dihydroxynaphthalene

97%

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Synonym(s):
2,7-Naphthalenediol
Linear Formula:
C10H6(OH)2
CAS Number:
Molecular Weight:
160.17
Beilstein/REAXYS Number:
2042383
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

assay

97%

form

powder

mp

185-190 °C (lit.)

SMILES string

Oc1ccc2ccc(O)cc2c1

InChI

1S/C10H8O2/c11-9-3-1-7-2-4-10(12)6-8(7)5-9/h1-6,11-12H

InChI key

DFQICHCWIIJABH-UHFFFAOYSA-N

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1 of 4

This Item
27412737760275603
2,7-Dihydroxynaphthalene 97%

D116408

2,7-Dihydroxynaphthalene

1,6-Dihydroxynaphthalene 99%

274127

1,6-Dihydroxynaphthalene

2,3-Dihydroxynaphthalene ≥98.0% (HPLC)

37760

2,3-Dihydroxynaphthalene

2,6-Dihydroxynaphthalene 98%

275603

2,6-Dihydroxynaphthalene

Quality Level

200

Quality Level

-

Quality Level

200

Quality Level

-

form

powder

form

-

form

-

form

solid

mp

185-190 °C (lit.)

mp

130-133 °C (lit.)

mp

161-165 °C (lit.), 162-164 °C

mp

223-225 °C (lit.)

General description

2,7-Dihydroxynaphthalene is a organic building block used to prepare sulfonic acids, divinylnaphthalenes, dyes, pigments, and fluorescent whiteners.

Application

Starting material for the synthesis of sulfonic acids and divinylnaphthalenes.

pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves


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