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Stains, Fluorescent Dyes & Histology Reagents

Azocarmine G

SynthesisAvailable on request

Azocarmine G (CAS 25641-18-3) supplier Zemixal: C28H18N3NaO6S2, COA and SDS with every lot, worldwide shipping. Quotes within one business day.

Pack sizes
Azocarmine G chemical structure
CAS number25641-18-3
FormulaC28H18N3NaO6S2
Molar mass579.6 g/mol
Physical formPowder
HS code32049000
InChIKeyLUERODMRBLNCFK-UHFFFAOYSA-M
IUPAC namesodium 7-phenyl-5-(4-sulfonatoanilino)benzo[a]phenazin-7-ium-3-sulfonate

About Azocarmine G

Zemixal supplies Azocarmine G within its laboratory Chemicals & Reagents portfolio. Identity at a glance (Synthesis): CAS 25641-18-3, formula C28H18N3NaO6S2 and molar mass 579.6 g/mol. It is described as brown red to purple powder.

Common uses in the lab and plant

  • Histology & cytology staining
  • Microscopy
  • Clinical laboratories

Storage and safety notes

Reported physical data: melting point >280 °C. Solubility: soluble in water. It carries the GHS signal word Warning (H315, H319 and H335), so wear gloves and eye protection and work with good ventilation.

Order it in 10 g, 25 g, 1 kg and 25 kg packs or ask for a bulk quotation. You receive a batch certificate of analysis and a 16-section SDS with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Typical uses

  • Histology & cytology staining
  • Microscopy
  • Clinical laboratories

Applications

Specifications and identifiers

Specifications of Azocarmine G
Product nameAzocarmine G
Catalogue numberZX-000478
CAS number25641-18-3
IUPAC namesodium 7-phenyl-5-(4-sulfonatoanilino)benzo[a]phenazin-7-ium-3-sulfonate
Molecular formulaC28H18N3NaO6S2
Molar mass579.6 g/mol
Exact mass579.0535
GradeSynthesis
Physical formPowder
AppearanceBrown red to purple powder
Melting point>280 °C
SolubilitySoluble in water
H-bond donors / acceptors1 / 8
Topological polar surface area160 Ų
HS code32049000
InChIKeyLUERODMRBLNCFK-UHFFFAOYSA-M
SMILESC1=CC=C(C=C1)[N+]2=C3C=C(C4=C(C3=NC5=CC=CC=C52)C=CC(=C4)S(=O)(=O)[O-])NC6=CC=C(C=C6)S(=O)(=O)[O-].[Na+]
PubChem CID16046101
SynonymsAcid Red 101, azocarmin G, Sodium 7-phenyl-5-((4-sulfonatophenyl)amino)benzo[a]phenazin-7-ium-3-sulfonate, C28H18N3NaO6S2, 7-phenyl-5-[(4-sulfophenyl)amino]benzo[a]phenazine-3-sulfonic acid, sodium sal t

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 Azocarmine G
10 gQuoted on request
25 gQuoted on request
1 kgQuoted on request
25 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 Azocarmine G

Which CAS number identifies Azocarmine G?
Azocarmine G is registered under CAS 25641-18-3. You may also see it listed as Acid Red 101, azocarmin G, Sodium 7-phenyl-5-((4-sulfonatophenyl)amino)benzo[a]phenazin-7-ium-3-sulfonate. Our catalogue number for this item is ZX-000478.
What are the formula and molar mass of Azocarmine G?
For Azocarmine G, its formula is C28H18N3NaO6S2 and its molar mass is 579.6 g/mol. The systematic (IUPAC) name is sodium 7-phenyl-5-(4-sulfonatoanilino)benzo[a]phenazin-7-ium-3-sulfonate. InChIKey LUERODMRBLNCFK-UHFFFAOYSA-M lets you match it in any structure database.
What grade and pack sizes are available for Azocarmine G?
This listing is Synthesis grade. Standard packs are 10 g, 25 g, 1 kg, 25 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with Azocarmine G?
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 Azocarmine G to my country?
Yes. Because Azocarmine G 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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