ChemicalBook >> CAS DataBase List >>1,6-Naphthalenedisulfonic acid

1,6-Naphthalenedisulfonic acid

CAS No.
525-37-1
Chemical Name:
1,6-Naphthalenedisulfonic acid
Synonyms
Ewer-Pick acid;1,6-Naphthalenedisulfonic acid, 98.0%;1,6-NaphthalenedisulfonicacidChemicalbook
CBNumber:
CB4947161
Molecular Formula:
C10H8O6S2
Molecular Weight:
288.3
MDL Number:
MFCD01463380
MOL File:
525-37-1.mol
MSDS File:
SDS
Last updated:2023-10-30 16:39:44

1,6-Naphthalenedisulfonic acid Properties

Melting point 125°C (rough estimate)
Boiling point 400.53°C (rough estimate)
Density 1.6867 (rough estimate)
refractive index 1.5630 (estimate)
storage temp. Inert atmosphere,Room Temperature
pka -0.17±0.40(Predicted)
FDA UNII F478O0CKYG

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS05
Signal word  Danger
Hazard statements  H314
Precautionary statements  P280-P305+P351+P338-P310
RIDADR  1759
HazardClass  8
PackingGroup  III
HS Code  2904100090

1,6-Naphthalenedisulfonic acid price More Price(8)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Matrix Scientific 098524 Naphthalene-1,6-disulfonic acid 95+% 525-37-1 1g $152 2021-12-16 Buy
Matrix Scientific 098524 Naphthalene-1,6-disulfonic acid 95+% 525-37-1 5g $404 2021-12-16 Buy
Matrix Scientific 098524 Naphthalene-1,6-disulfonic acid 95+% 525-37-1 10g $599 2021-12-16 Buy
AK Scientific 7419AB Naphthalene-1,6-disulfonicacid 525-37-1 10g $858 2021-12-16 Buy
American Custom Chemicals Corporation CHM0078936 1,6-NAPHTHALENE DISULFONIC ACID 95.00% 525-37-1 5G $909.56 2021-12-16 Buy
Product number Packaging Price Buy
098524 1g $152 Buy
098524 5g $404 Buy
098524 10g $599 Buy
7419AB 10g $858 Buy
CHM0078936 5G $909.56 Buy

1,6-Naphthalenedisulfonic acid Chemical Properties,Uses,Production

Uses

Alkali fusion of 1,6-Naphthalenedisulfonic acid yields 1,6-dihydroxynaphthalene, and sulfonation with oleum produces naphthalene-1,3,6-trisulfonic acid. However, the main outlet for naphthalene-1,6-disulfonic acid is via nitration to 1- nitronaphthalene-3,8-disulfonic acid, which is the intermediate for 1-aminonaphthalene-3,8- disulfonic acid.

Definition

ChEBI: Naphthalene-1,6-disulfonic acid is a naphthalenesulfonic acid.

Production Methods

Separation from the 1,5-disulfonic acid process (see above) usually meets requirements for the preparation of Naphthalene-1,6-disulfonic acid. It can also be prepared by sulfonation of naphthalene-2- sulfonic acid with oleum, which gives naphthalene-1,7-disulfonic acid as a byproduct.

91-20-3
120-18-3
85-47-2
525-37-1
81-04-9
Synthesis of 1,6-Naphthalenedisulfonic acid from Naphthalene
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Ewer-Pick acid 1,6-NaphthalenedisulfonicacidChemicalbook 1,6-Naphthalenedisulfonic acid, 98.0% 525-37-1