Nile blue sulphate

Name: Nile blue sulphate
Brand: Vaqora Chemicals
SKU: VQ-000657

About Nile blue sulphate

Vaqora Chemicals supplies Nile blue sulphate (Biochemistry grade), a biological stain registered under CAS number 3625-57-8. With the molecular formula C40H40N6O6S, it has a molar mass of 732.8 g/mol. Its systematic (IUPAC) name is bis((5-aminobenzo[a]phenoxazin-9-ylidene)-diethylazanium). Sulfate. It is also known as Basic Blue 12 or Nile blue A.

The material typically appears as a dark bluish powder. Store sealed in a dry, well-ventilated location away from incompatible materials. Handle it with standard laboratory precautions and appropriate personal protective equipment.

Key uses span histology and cytology staining, microscopy and clinical laboratories. Our customers for this product work in academic and industrial research, diagnostics and biotechnology and textiles and dyeing.

Available in 10 g, 25 g, 5 x 1 kg and 4 x 25 kg packs, Nile blue sulphate is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Histology & cytology staining
Microscopy
Clinical laboratories

Industries

Specifications & identifiers

Chemical identifiers
Product name	Nile blue sulphate
Catalogue No.	VQ-000657
CAS Number	3625-57-8
IUPAC name	bis((5-aminobenzo[a]phenoxazin-9-ylidene)-diethylazanium);sulfate
Molecular formula	C₄₀H₄₀N₆O₆S
Molecular weight	732.8 g/mol
Exact mass	732.273
Grade	Biochemistry
HSN code	32049000
InChIKey	QIRDPEPUXNCOLD-UHFFFAOYSA-N
SMILES	CC[N+](=C1C=CC2=NC3=C(C=C(C4=CC=CC=C43)N)OC2=C1)CC.CC[N+](=C1C=CC2=NC3=C(C=C(C4=CC=CC=C43)N)OC2=C1)CC.[O-]S(=O)(=O)[O-]
PubChem CID	19256

Physical properties
Physical form	Powder
Appearance	Dark bluish powder
H-bond donors / acceptors	2 / 10
TPSA	190 Å²
Synonyms	Basic Blue 12, Nile blue A, Nile Blue A sulfate, Nile Blue sulfate, Nile Blue A (sulfate), Benzo[a]phenoxazin-7-ium, 5-amino-9-(diethylamino)-, sulfate (2:1), Nile blue, 5-Amino-9-(diethylamino)benzo[a]phenoxazinium sulfate, 5-Amino-9-(diethylamino)benzo[a]phenoxazin-7-ium sulfate, Nile blue A (Technical Grade), BENZO(a)PHENOXAZIN-7-IUM, 5-AMINO-9-(DIETHYLAMINO)-, SULFATE (2:1)

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 3625-57-8

AR

Nile blue sulphate, AR

CAS: 3625-57-8
Formula: C₄₀H₄₀N₆O₆S
MW: 732.8 g/mol

VQ-046797

Frequently asked questions

What is the CAS number of Nile blue sulphate?

The CAS Registry Number of Nile blue sulphate is 3625-57-8. It is also known as Basic Blue 12, Nile blue A, Nile Blue A sulfate.

What is the molecular formula and molecular weight of Nile blue sulphate?

Nile blue sulphate has the molecular formula C40H40N6O6S and a molecular weight of 732.8 g/mol.

Which grade and pack sizes of Nile blue sulphate can I order?

We supply Nile blue sulphate in Biochemistry grade, in 10 g, 25 g, 5 x 1 kg, 4 x 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Nile blue sulphate?

Yes. Every lot of Nile blue sulphate 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 Nile blue sulphate be shipped internationally?

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