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Indicators, Chelating Agents & Test Papers

Alkali blue 4B

MicroscopyAvailable on request

Buy Alkali blue 4B (CAS 62152-67-4) from Zemixal. Request a quote with price, lead time and documents. Packs from 10 g. Catalogue no. ZX-000313.

Pack sizes
Alkali blue 4B chemical structure
CAS number62152-67-4
FormulaC32H26N3NaO3S
Molar mass555.6 g/mol
Physical formPowder
HS code32129090
InChIKeyPNDOLKLHAXMWLU-UHFFFAOYSA-M
IUPAC namesodium 2-[[4-[(4-amino-3-methylphenyl)-(4-anilinophenyl)methylidene]cyclohexa-2,5-dien-1-ylidene]amino]benzenesulfonate

About Alkali blue 4B

Alkali blue 4B is part of the Zemixal indicators, Chelating Agents & Test Papers range. For your records (Microscopy), the material is defined by CAS 62152-67-4, formula C32H26N3NaO3S and molar mass 555.6 g/mol. Typical appearance is dark green to blue powder.

Where it is used

  • Titration end-point detection
  • pH determination
  • Analytical testing
  • Biological staining

Safe handling

Classified under GHS with signal word Warning and hazard statements H315, H319 and H335. Read the SDS before first use.

Available as 10 g, 25 g and 1 kg. Larger or split packs can be arranged. Each lot travels with a batch certificate of analysis and a 16-section SDS. Request pricing online and we confirm availability, documentation and freight to your country.

Typical uses

  • Titration end-point detection
  • pH determination
  • Analytical testing
  • Biological staining

Applications

Research Labs and Universities

Specifications and identifiers

Specifications of Alkali blue 4B
Product nameAlkali blue 4B
Catalogue numberZX-000313
CAS number62152-67-4
IUPAC namesodium 2-[[4-[(4-amino-3-methylphenyl)-(4-anilinophenyl)methylidene]cyclohexa-2,5-dien-1-ylidene]amino]benzenesulfonate
Molecular formulaC32H26N3NaO3S
Molar mass555.6 g/mol
Exact mass555.1593
GradeMicroscopy
Physical formPowder
AppearanceDark green to blue powder
H-bond donors / acceptors2 / 6
Topological polar surface area116 Ų
HS code32129090
InChIKeyPNDOLKLHAXMWLU-UHFFFAOYSA-M
SMILESCC1=C(C=CC(=C1)C(=C2C=CC(=NC3=CC=CC=C3S(=O)(=O)[O-])C=C2)C4=CC=C(C=C4)NC5=CC=CC=C5)N.[Na+]
PubChem CID23696814

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Alkali blue 4B
10 gQuoted on request
25 gQuoted on request
1 kgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Alkali blue 4B

Which CAS number identifies Alkali blue 4B?
Alkali blue 4B is registered under CAS 62152-67-4. Our catalogue number for this item is ZX-000313.
What are the formula and molar mass of Alkali blue 4B?
For Alkali blue 4B, its formula is C32H26N3NaO3S and its molar mass is 555.6 g/mol. The systematic (IUPAC) name is sodium 2-[[4-[(4-amino-3-methylphenyl)-(4-anilinophenyl)methylidene]cyclohexa-2,5-dien-1-ylidene]amino]benzenesulfonate. InChIKey PNDOLKLHAXMWLU-UHFFFAOYSA-M lets you match it in any structure database.
What grade and pack sizes are available for Alkali blue 4B?
This listing is Microscopy grade. Standard packs are 10 g, 25 g, 1 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with Alkali blue 4B?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Alkali blue 4B to my country?
Yes. Because Alkali blue 4B is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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