Pararosaniline (base) (M.S.) (C.I. 42500b), f… 25620-78-4

Name: Pararosaniline (base) (M.S.) (C.I. 42500b), for microscopy
Brand: Vaqora Chemicals
SKU: VQ-020637

About Pararosaniline (base) (M.S.) (C.I. 42500b), for microscopy

Vaqora Chemicals supplies Pararosaniline (base) (M.S.) (C.I. 42500b) in Microscopy grade, a biological stain registered under CAS number 25620-78-4. With the molecular formula C19H19N3O, it has a molar mass of 305.4 g/mol. The IUPAC name is tris(4-aminophenyl)methanol. It is also known as Pararosaniline base or Fuchsin dye base.

Store in a tightly closed container in a cool, dry and well-ventilated place. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Typical applications include 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 25 g packs, Pararosaniline (base) (M.S.) (C.I. 42500b) 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	Pararosaniline (base) (M.S.) (C.I. 42500b), for microscopy
Catalogue No.	VQ-020637
CAS Number	25620-78-4
IUPAC name	tris(4-aminophenyl)methanol
Molecular formula	C₁₉H₁₉N₃O
Molecular weight	305.4 g/mol
Exact mass	305.1528
Grade	Microscopy
HSN code	32041399
InChIKey	KRVRUAYUNOQMOV-UHFFFAOYSA-N
SMILES	C1=CC(=CC=C1C(C2=CC=C(C=C2)N)(C3=CC=C(C=C3)N)O)N
PubChem CID	10084

Physical properties
Physical form	Other
LogP (XLogP3)	2.2
H-bond donors / acceptors	4 / 4
TPSA	98.3 Å²
Synonyms	Pararosaniline base, Fuchsin dye base, Parafuchsin carbinol, Tris (4-aminophenyl) carbinol, Methanol, tris(4-aminophenyl)-, Benzenemethanol, 4-amino-.alpha.,.alpha.-bis(4-aminophenyl)-, 4,4',4''-Triaminotrityl alcohol, 4,4',4''-Triaminotriphenylcarbinol, Benzenemethanol, 4-amino-alpha,alpha-bis(4-aminophenyl)-, Methanol, tris(4aminophenyl), Tris (4aminophenyl) carbinol, 4,4',4''Triaminotriphenylcarbinol

Safety & hazard information (GHS)

Health hazard

Signal word: Warning

Hazard statements

H351Suspected of causing cancer

Precautionary statements: P203, P280, P318, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

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

Frequently asked questions

What is the CAS number of Pararosaniline (base) (M.S.) (C.I. 42500b), for microscopy?

The CAS Registry Number of Pararosaniline (base) (M.S.) (C.I. 42500b), for microscopy is 25620-78-4. It is also known as Pararosaniline base, Fuchsin dye base, Parafuchsin carbinol.

What is the molecular formula and molecular weight of Pararosaniline (base) (M.S.) (C.I. 42500b), for microscopy?

Pararosaniline (base) (M.S.) (C.I. 42500b), for microscopy has the molecular formula C19H19N3O and a molecular weight of 305.4 g/mol. Its IUPAC name is tris(4-aminophenyl)methanol.

Which grade and pack sizes of Pararosaniline (base) (M.S.) (C.I. 42500b), for microscopy can I order?

We supply Pararosaniline (base) (M.S.) (C.I. 42500b), for microscopy in Microscopy grade, in 25 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Pararosaniline (base) (M.S.) (C.I. 42500b), for microscopy?

Yes. Every lot of Pararosaniline (base) (M.S.) (C.I. 42500b), for microscopy 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 Pararosaniline (base) (M.S.) (C.I. 42500b), for microscopy be shipped internationally?

Yes. Pararosaniline (base) (M.S.) (C.I. 42500b), for microscopy is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.