Jinan Shenghe Chemical Co., Ltd. Basic Dyes

Basic Dyes

High-quality chemical supplied by Jinan Shenghe Chemical Co., Ltd. Competitive pricing, reliable delivery, and full technical support for B2B buyers worldwide.

CAS: 477-73-6 Non-hazardous / General Chemical

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Detailed Chemical Properties & Synonyms

Synonyms BASIC RED 2SafraninSafranine OSafranine TSafranin TGossypimineC.I. Basic Red 2Safranine ZhSafranine ASafranine THSafranineSafranine B

Description

Basic Dyes · CAS 477-73-6 · C20H19N4.Cl. UNII XTX0YXU2HV.

Identification

CAS Registry Number	477-73-6
PubChem CID	2723800
Molecular formula	C20H19N4.Cl
IUPAC name	3,7-dimethyl-10-phenylphenazin-10-ium-2,8-diamine chloride
UNII (FDA)	XTX0YXU2HV

Computed Descriptors

Molecular Weight	350.8
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	1
Exact Mass	350.1298243
Monoisotopic Mass	350.1298243
Topological Polar Surface Area	68.8
Heavy Atom Count	25
Formal Charge	0
Complexity	405

Physical description & handling notes

Dark brown solid; [MSDSonline]
CATIONIC

Regulatory Status

Regulatory & Food Contact	CIR / INCI: Hair dyeing
GHS notification summary	2.8% (2 / 71)

GHS Hazard Classification

GHS notification summary	2.8% (2 / 71)
Reported hazard statements	H315 (16.9%), H318 (76.1%), H319 (18.3%)

This chemical does not meet GHS hazard criteria for 2.8% (2 of 71) of reports.

H315 (16.9%): Causes skin irritation [Warning Skin corrosion/irritation]

Documented Uses

Used as a dye; [HSDB] Azine dye; [Kirk-Othmer] An azine dye used to dye leather; [Ullmann]
Leather Tanning and Processing [Category: Industry]
Phenazinium, 3,7-diamino-2,8-dimethyl-5-phenyl-, chloride (1:1): ACTIVE
COSMETIC PREPARATIONS–LIPSTICKS MAY CONTAIN SAFRANIN /FROM TABLE/
Chemicals and substances that impart color including soluble dyes and insoluble pigments. They are used in INKS; PAINTS; and as INDICATORS AND REAGENTS.
…CATIONIC DYES PENETRATE INTO CELLS & STAIN CELL NUCLEI MORE READILY THAN DO ANIONIC DYES.

Synonyms

477-73-6; BASIC RED 2; Safranin; Safranine O; Safranine T; Safranin T; Gossypimine; C.I. Basic Red 2; Safranine Zh; Safranine A; Safranine TH; Safranine; Safranine B; Safranine G; Safranine J; Safranine Y

Frequently Asked Questions

What are the CAS number and molecular formula of Basic Dyes?

CAS 477-73-6; molecular formula C20H19N4.Cl; molecular weight — g/mol.

What other names is Basic Dyes known by?

477-73-6, BASIC RED 2, Safranin, Safranine O, Safranine T, Safranin T.

What is the regulatory status of Basic Dyes?

Documented regulatory listings: CIR / INCI: Hair dyeing.

Is Basic Dyes classified as hazardous?

2.8% of GHS notifications report no hazard classification (2 of 71).

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.

Email us for price, COA and specification

Packaging & Shipping

Standard: 25 kg fiber drum / 200 kg steel drum with double PE liner
Small pack: 1 kg / 5 kg aluminum foil bag for lab & sample
Custom: packaging size and labeling per customer requirement
Lead time: in-stock items ship within 3-5 business days
Documents: COA, MSDS / SDS, TDS provided with every shipment
Global: air, sea (FCL / LCL) and express to 80+ countries

Storage & Handling

Store in a cool, dry, well-ventilated place away from heat, direct sunlight and incompatible materials. Keep container tightly closed. Use appropriate personal protective equipment and refer to the SDS for full safety guidance before handling.

Frequently Asked Questions

Can you provide a Certificate of Analysis (COA) and sample?

Yes. A batch-specific COA and free or charged sample are available on request before bulk ordering.

Do you support custom synthesis or specific specifications?

Yes. We offer custom grade, particle size and purity adjustment based on your application and order volume.

What are your minimum order quantities (MOQ)?

MOQ depends on the product; small quantities are supported for R&D and trial runs.

How do you ensure consistent quality?

Every batch is tested in-house and retains full traceability from raw material to finished goods.

Why Choose Jinan Shenghe Chemical

13+

Years of Export

Serving global B2B buyers across the chemical industry since 2013.

Full Range

Products in Catalog

Broad coverage of fine chemicals, additives and intermediates.

80+

Countries Served

Reliable long-term supply with worldwide logistics.

100%

Batch Tested

COA and traceability for every shipment.

Request a Quote

Looking for pricing, availability or technical data for Basic Dyes?

Email us at sales@shenghechemical.com or use the button above. Our team typically responds within 1 business day.

About Jinan Shenghe Chemical Co., Ltd.

Jinan Shenghe Chemical Co., Ltd.

We are a professional chemical supplier based in Jinan, China. Since 2013, we have been connecting manufacturers and global B2B buyers with reliable sourcing, quality-controlled products and efficient logistics.

Our business covers food & feed additives, fine chemicals, pharmaceutical intermediates, eco-materials, coatings and specialty chemicals — all non-hazardous and compliant with our licensed scope.

Company Name

Jinan Shenghe Chemical Co., Ltd.

Business Type

Manufacturer Representative / Trading Company

Location

Jinan, Shandong, China

Main Products

Fine Chemicals, Additives, Intermediates

Export Markets

Asia, Europe, North & South America, Middle East

Documents Supplied

COA, MSDS / SDS, TDS