Acid Blue 9

ethyl-[4-[[4-[ethyl-[(3-sulfophenyl)methyl]amino]phenyl]-(2-sulfophenyl)methylidene]cyclohexa-2,5-dien-1-ylidene]-[(3-sulfophenyl)methyl]azanium

CAS: 68921-42-6

Molecular Formula	`C37H37N2O9S3+`
Molecular Weight	749.9 g/mol
LogP	4.8
Topological Polar Surface Area	195.0 A2
Hydrogen Bond Donors	3
Hydrogen Bond Acceptors	10
Rotatable Bonds	12
Exact Mass	749.16614
Heavy Atoms	51
Complexity	1550.0

Chemical Identifiers

CAS Number	68921-42-6
SMILES	`CCN(CC1=CC(=CC=C1)S(=O)(=O)O)C2=CC=C(C=C2)C(=C3C=CC(=[N+](CC)CC4=CC(=CC=C4)S(=O)(=O)O)C=C3)C5=CC=CC=C5S(=O)(=O)O`
InChIKey	`CTRXDTYTAAKVSM-UHFFFAOYSA-O`

📖 Product Overview

Acid Blue 9 (CAS: 68921-42-6) is a chemical compound with molecular formula C37H37N2O9S3+ and molecular weight 749.9 g/mol. Its IUPAC systematic name is ethyl-[4-[[4-[ethyl-[(3-sulfophenyl)methyl]amino]phenyl]-(2-sulfophenyl)methylidene]cyclohexa-2,5-dien-1-ylidene]-[(3-sulfophenyl)methyl]azanium. LogP 4.8 Topological Polar Surface Area 195.0 A2 Hydrogen Bond Donors 3 Hydrogen Bond Acceptors 10 Rotatable Bonds 12 Exact Mass 749.16614 Heavy Atoms 51 Complexity 1550.0 InChI Key: CTRXDTYTAAKVSM-UHFFFAOYSA-O. SMILES: CCN(CC1=CC(=CC=C1)S(=O)(=O)O)C2=CC=C(C=C2)C(=C3C=CC(=[N+](CC)CC4=CC(=CC=C4)S(=O)(=O)O)C=C3)C5=CC=CC=C5S(=O)(=O)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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