C.I. Pigment Orange 7 parent

4,5-dichloro-2-[(2-hydroxynaphthalen-1-yl)diazenyl]benzenesulfonic acid

CAS: 732182-05-7

Molecular Formula	`C16H10Cl2N2O4S`
Molecular Weight	397.2 g/mol
LogP	4.6
Topological Polar Surface Area	108.0 A2
Hydrogen Bond Donors	2
Hydrogen Bond Acceptors	6
Rotatable Bonds	3
Exact Mass	395.97385
Heavy Atoms	25
Complexity	597.0

Chemical Identifiers

CAS Number	732182-05-7
SMILES	`C1=CC=C2C(=C1)C=CC(=C2N=NC3=CC(=C(C=C3S(=O)(=O)O)Cl)Cl)O`
InChIKey	`KQNLQKFBKSHHFW-UHFFFAOYSA-N`

📖 Product Overview

C.I. Pigment Orange 7 parent (CAS: 732182-05-7) is a chemical compound with molecular formula C16H10Cl2N2O4S and molecular weight 397.2 g/mol. Its IUPAC systematic name is 4,5-dichloro-2-[(2-hydroxynaphthalen-1-yl)diazenyl]benzenesulfonic acid. LogP 4.6 Topological Polar Surface Area 108.0 A2 Hydrogen Bond Donors 2 Hydrogen Bond Acceptors 6 Rotatable Bonds 3 Exact Mass 395.97385 Heavy Atoms 25 Complexity 597.0 InChI Key: KQNLQKFBKSHHFW-UHFFFAOYSA-N. SMILES: C1=CC=C2C(=C1)C=CC(=C2N=NC3=CC(=C(C=C3S(=O)(=O)O)Cl)Cl)O.

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Safety Data Sheet (MSDS / SDS) View the Laboratory Chemical Safety Summary (LCSS) on PubChem — includes GHS classifications, hazard statements, first aid measures, and handling precautions.

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Frequently Asked Questions

What is the typical lead time for this product?

Lead time typically ranges from 3-7 business days for in-stock items. For larger quantities or custom orders, please contact us for specific lead times.

Can you provide samples for testing?

Yes, we offer sample quantities for quality testing. Please submit an inquiry with your requirements and we will arrange samples accordingly.

What documentation do you provide with the product?

We provide COA (Certificate of Analysis), MSDS (Material Safety Data Sheet), and technical data sheets with each shipment.

Do you ship internationally?

Yes, we ship to most countries worldwide. Shipping costs and delivery times vary by location. Please contact us for specific shipping information.

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