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Home > Encyclopedia > 1,3-Naphthalenedisulfonic acid, 7-hydroxy-, potassium salt (1:2)

1,3-Naphthalenedisulfonic acid, 7-hydroxy-, potassium salt (1:2)

1,3-Naphthalenedisulfonic acid, 7-hydroxy-, potassium salt (1:2) structure

1,3-Naphthalenedisulfonic acid, 7-hydroxy-, potassium salt (1:2) 

structure
  • CAS No:

    842-18-2

  • Formula:

    C10H8O7S2.2K

  • Chemical Name:

    1,3-Naphthalenedisulfonic acid, 7-hydroxy-, potassium salt (1:2)

  • Synonyms:

    1,3-Naphthalenedisulfonic acid,7-hydroxy-,potassium salt (1:2);1,3-Naphthalenedisulfonic acid,7-hydroxy-,dipotassium salt;2-Naphthol-6,8-disulfonic acid dipotassium salt;Dipotassium 2-naphthol-6,8-disulfonate

  • Categories:

    Dyes and Pigments  >  Dye

Description

Moist paste

1,3-Naphthalenedisulfonic acid, 7-hydroxy-, potassium salt (1:2) Basic Attributes

380.48

379.882904

212-672-4

I4S7VVU23A

2908999090

Characteristics

151.39000

2.51520

White to gray-yellow powder

Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

Safety Information

24/25

P261, P264, P271, P280, P304+P340, P305+P351+P338, P312, P337+P313, P403+P233, P405, P501

H319

|Warning|H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]|P261, P264, P271, P280, P304+P340, P305+P351+P338, P312, P337+P313, P403+P233, P405, and P501|Aggregated GHS information provided by 41 companies from 3 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

1,3-Naphthalenedisulfonic acid, 7-hydroxy-, potassium salt (1:2) Use and Manufacturing

Uses

Used as acid dye intermediate, can be used for food coloring

1,3-Naphthalenedisulfonic acid, 7-hydroxy-, potassium salt (1:2): ACTIVE

Computed Properties

Molecular Weight:380.5
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:7
Exact Mass:379.8829078
Monoisotopic Mass:379.8829078
Topological Polar Surface Area:151
Heavy Atom Count:21
Complexity:501
Covalently-Bonded Unit Count:3
Compound Is Canonicalized:Yes

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