SODIUM SALT · CAS 64173-96-2

2-Diazo-1-naphthol-4-sulphonic Acid Sodium Salt (CAS 64173-96-2)

Orion Freedom 2-1-4
2-Diazo-1-naphthol-4-sulphonic acid · sodium salt

The core water-soluble DNQ salt — a main component for DNQ-based coating solutions used to manufacture UV CtCP offset printing plates and electronic photoresists. It is converted into its sulphonyl chloride for further processing.

Appearance Yellow powder
Assay 98.0% min
Moisture 2.5%
M.W. 272.21 g/mol
Yellow powder
Appearance
98.0% min
Assay
2.5%
Moisture
272.21 g/mol
M.W.
— Key properties

Built for consistent qualification into your process.

01
98% min assay
Consistent batch-to-batch purity for coating qualification and downstream synthesis.
02
Water-soluble DNQ salt
The core building block dissolved into DNQ coating solutions for plate and resist manufacture.
03
Synthesis precursor
Converted to sulphonyl chloride for esterification into one-pack resins such as Freedom Plus 1413.
04
Documented supply
Data sheet and MSDS available for customer qualification and regulatory review.
— Applications

Where Orion Freedom 2-1-4 is used.

UV CtCP offset printing plates

Used as the primary DNQ active in coating solutions for computer-to-conventional-plate systems imaged at 360–375 nm. UV CtCP offset printing applications.

Electronic photoresists

Supplied as a diazonaphthoquinone active for positive photoresist formulations where resolution and clean development matter. DNQ one-pack ester for photoresists.

— Supply & procurement

Packaging, storage and how to order.

Orion Freedom 2-1-4 is supplied as a yellow powder for coating synthesis and downstream DNQ conversion. Trial and production quantities available — contact us for current pack sizes and lead time.

Form
Yellow powder, water-soluble
Packaging
10 kg to full container load — sealed containers
Storage
Cool, dry place; protect from light and moisture
Documentation
COA, data sheet and MSDS per batch
MOQ
10 kg minimum order quantity
Supply regions
India and export — worldwide shipment
— Karad · Maharashtra · India

Request a quote or sample of Orion Freedom 2-1-4.

Tell us your plate system, coating line or photoresist process and we'll confirm the right grade, pack size and documentation.