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4,5-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt dihydrate, ACS
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Alfa Aesar By Thermo Fisher Scientific logo

4,5-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt dihydrate, ACS

CAS: 5808-22-0

Ref. 02-022414

5g
28.00 €
25g
78.00 €
100g
243.00 €
Estimated delivery in United States, on Wednesday 22 May 2024

Product Information

Name:
4,5-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt dihydrate, ACS
Synonyms:
  • 4,5-dihydroxynaphthalene-2,7-disulfonate
  • 2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-, disodium salt, dihydrate
  • 2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-, sodium salt, hydrate (1:2:2)
  • 4,5-Dihydroxy-2,7-naphthalene disulfonic acid disodium salt
  • 4,5-Dihydroxynaphthalene-2,7-disulfonic aciddisodium salt dihydrate
  • Chromotropic acid disodium salt dihydrate
Description:

4,5-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt dihydrate, is used to improve the visualization of trichothecenes on developed TLC plates. It serves as an intermediate in the production of dyes, pigments, chelating reagents, sulfonic and sulfinic acids. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Brand:
Alfa Aesar By Thermo Fisher Scientific
Long term storage:
Notes:

Chemical properties

Molecular weight:
318.27
Formula:
C10H6O8S2
Color/Form:
White to grey, beige or brown, Powder
InChI key:
HLVXFWDLRHCZEI-UHFFFAOYSA-L
MDL:
Melting point:
Boiling point:
Flash point:
Density:
Concentration:
EINECS:
Merck:
HS code:

Hazard Info

UN Number:
EQ:
Class:
H Statements:
P Statements:
Forbidden to fly:
Hazard Info:
Packing Group:
LQ:

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