Search through
Solvent Yellow 33

Solvent Yellow 33

CAS Number: 8003-22-3

Molecular Formula: C18H11NO2

About Solvent Yellow 33

C.I. Solvent Yellow 33 (CAS 8003-22-3) remains a critical high purity fine chemical for the United States polymer industry, where its 98% industrial purity grade is essential for the transparent coloration of engineering plastics such as polycarbonate and polystyrene, particularly as manufacturers move toward automated...

Solvent Yellow 33 Specifications

CAS Number
8003-22-3
Molecular Formula
C18H11NO2
Molecular Weight
273.29 g/mol
IUPAC Name
2-(quinolin-2-yl)-1H-indene-1,3(2H)-dione
Canonical SMILES
O=C1C(c2ccc3ccccc3n2)C(=O)c4ccccc14
InChI Key
IZMJMCDDWKSTTK-UHFFFAOYSA-N
Molecular Weight
273.29 g/mol

Plastic Colorant

A high-performance quinophthalone solvent dye characterized by excellent heat resistance and light fastness, primarily utilized for the melt coloration of engineering plastics such as PS, ABS, PC, PMMA, and PET

Cosmetic and Pharmaceutical Colorant

An FDA-approved dye for use in externally applied drugs and cosmetics, including soaps, shampoos, eyeliners, and lipsticks

Industrial Colorant

A versatile pigment employed in the production of spirit lacquers, alcohol-soluble paints, hydrocarbon solvents, and colored smoke formulations for military applications

Chemical Research Building Block

A quinoline-based organic compound used in the study of excited-state intramolecular proton transfer (ESIPT) and the synthesis of specialized pigments and filaments.

Solvent Yellow 33 FAQs

Minimum Order Quantity

25 kg (evaluation) · 1 MT (commercial)

Lead Time

3 – 5 weeks estimated

Delivery Terms

FOB*

Packaging

20 L pails, 200 L HDPE drums, 1000 L IBC

US Availability

US Facility Inventory

Documentation

US SDS · COA · TDS · Specification sheet

US Regulatory & Quality Information

TSCA status*

US SDS / HazCom*

GHS classification*

ISO 9001:2015 site*

DOT shipping classification*

FDA status*

EPA status*

California Prop 65*

Reliable US supply chain

Regulatory compliance

On-time delivery

Technical expert support

Rounded Top

Explore Pharmaceutical Portfolio

Calcium acetate monohydrate

CAS No : 5743-26-0

Calcium acetate monohydrate

Category : Pharmaceutical Actives & Precursors

Sub-Category : Active Pharmaceutical Ingredients (APIs)

Description : Calcium acetate monohydrate (CAS No: 5743-26-0) occupies a critical position in the global specialit...

View Product
Magnesium Sulphate Monohydrate

CAS No : 14168-73-1

Magnesium Sulphate Monohydrate

Category : Pharmaceutical Actives & Precursors, Inorganic Chemicals

Sub-Category : Active Pharmaceutical Ingredients (APIs), Inorganic Salts

Description : We supply high-efficiency magnesium sulphate monohydrate (CAS No: 14168-73-1) archieved across inter...

View Product
P-Nitrobenzoyl Chloride

CAS No : 122-04-3

P-Nitrobenzoyl Chloride

Category : Pharmaceutical Actives & Precursors

Sub-Category : Intermediates & Precursors

Description : P-Nitrobenzoyl Chloride (CAS 122-04-3) is a critical building block in the API intermediates market,...

View Product
3-(4 Chloro Phenyl) Glutaric Acid

CAS No : 35271-74-0

Category : Pharmaceutical Actives & Precursors

Sub-Category : Active Pharmaceutical Ingredients (APIs)

Description : 3-(4-Chlorophenyl)glutaric acid (CAS 35271-74-0) is a pivotal building block in the API intermediate...

View Product