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VAQORACHEMICALS
Stains, Fluorescent Dyes & Histology ReagentsMicroscopyAvailable on request

Cresyl violet

Synonyms: Cresyl Fast Violet · 9-Amino-5-imino-5H-benzo[a]phenoxazine acetate salt · Cresyl violet acetate · 5,9-Diaminobenzo[a]phenoxazin-7-ium acetate

CAS No.10510-54-0
FormulaC18H15N3O3
Mol. weight321.30
Catalogue No.VQ-000544
PurityMicroscopy
HSN32049000

Cresyl violet (CAS 10510-54-0) – biological stain, Microscopy grade. C18H15N3O3, MW 321.3. From Vaqora Chemicals, with COA and worldwide delivery.

Pack sizesPrice on quotation · bulk available
1 g
5 g
Bulk / custom pack · kg to MT
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Batch COA with every lot
16-section GHS SDS
Export to 120+ countries
DG-compliant packing

About Cresyl violet

Vaqora Chemicals supplies Cresyl violet (Microscopy grade), a biological stain registered under CAS number 10510-54-0. With the molecular formula C18H15N3O3, it has a molar mass of 321.3 g/mol. Systematically, it is named (9-aminobenzo[a]phenoxazin-5-ylidene)azanium acetate. It is also known as Cresyl Fast Violet or Cresyl violet acetate.

The product is provided as a powder. Literature values give a melting point of 140-143 °C. Store in a tightly closed container in a cool, dry and well-ventilated place. Handle it with standard laboratory precautions and appropriate personal protective equipment.

Key uses span histology and cytology staining, microscopy, clinical laboratories and biological staining. It is used across academic and industrial research, diagnostics and biotechnology and textiles and dyeing.

Vaqora Chemicals supplies Cresyl violet in 1 g and 5 g packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

  • Histology & cytology staining
  • Microscopy
  • Clinical laboratories
  • Biological staining

Industries

Specifications & identifiers

Chemical identifiers
Product nameCresyl violet
Catalogue No.VQ-000544
CAS Number10510-54-0
IUPAC name(9-aminobenzo[a]phenoxazin-5-ylidene)azanium acetate
Molecular formulaC18H15N3O3
Molecular weight321.3 g/mol
Exact mass321.1113
GradeMicroscopy
HSN code32049000
InChIKeyUEWSHLFAYRXNHZ-UHFFFAOYSA-N
SMILESCC(=O)[O-].C1=CC=C2C(=C1)C(=[NH2+])C=C3C2=NC4=C(O3)C=C(C=C4)N
PubChem CID82686
Physical properties
Physical formPowder
AppearancePowder
Melting point140-143 °C
H-bond donors / acceptors2 / 5
TPSA113 Ų
SynonymsCresyl Fast Violet, 9-Amino-5-imino-5H-benzo[a]phenoxazine acetate salt, Cresyl violet acetate, 5,9-Diaminobenzo[a]phenoxazin-7-ium acetate, Cresyl Violet (acetate), Benzo[a]phenoxazin-7-ium, 5,9-diamino-, acetate, 3,7-Diaminobenzo(b)phenoxazinylium acetate, 5-iminobenzo[a]phenoxazine-9-ylamine, acetic acid, benzo[b]naphtho[1,2-e]1,4-oxazine-5,9-diamine, acetic acid

Documents

Frequently asked questions

What is the CAS number of Cresyl violet?

The CAS Registry Number of Cresyl violet is 10510-54-0. It is also known as Cresyl Fast Violet, 9-Amino-5-imino-5H-benzo[a]phenoxazine acetate salt, Cresyl violet acetate.

What is the molecular formula and molecular weight of Cresyl violet?

Cresyl violet has the molecular formula C18H15N3O3 and a molecular weight of 321.3 g/mol. Its IUPAC name is (9-aminobenzo[a]phenoxazin-5-ylidene)azanium acetate.

Which grade and pack sizes of Cresyl violet can I order?

We supply Cresyl violet in Microscopy grade, in 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Cresyl violet?

Yes. Every lot of Cresyl violet is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Cresyl violet be shipped internationally?

Yes. We export Cresyl violet worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.

Enquire about Cresyl violet

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Why buyers choose Vaqora

  • Batch-traceable lots with COA
  • R&D packs to multi-tonne supply
  • IATA / IMDG dangerous-goods packing
  • EXW, FOB, CIF, DAP Incoterms
  • Custom synthesis & sourcing
How ordering works

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