Quinaspar

(2S)-2-[[4-[(2,4-diaminoquinazolin-6-yl)methylamino]benzoyl]amino]butanedioic acid

CAS: 18921-65-8

Molecular Formula	`C20H20N6O5`
Molecular Weight	424.4 g/mol
LogP	0.7
Topological Polar Surface Area	194.0 A2
Hydrogen Bond Donors	6
Hydrogen Bond Acceptors	10
Rotatable Bonds	8
Exact Mass	424.1495
Heavy Atoms	31
Complexity	656.0

Chemical Identifiers

CAS Number	18921-65-8
SMILES	`C1=CC(=CC=C1C(=O)NC(CC(=O)O)C(=O)O)NCC2=CC3=C(C=C2)N=C(N=C3N)N`
InChIKey	`RJMVWPJFVJJJLO-HNNXBMFYSA-N`

📖 Product Overview

Quinaspar (CAS: 18921-65-8) is a chemical compound with molecular formula C20H20N6O5 and molecular weight 424.4 g/mol. Its IUPAC systematic name is (2S)-2-[[4-[(2,4-diaminoquinazolin-6-yl)methylamino]benzoyl]amino]butanedioic acid. LogP 0.7 Topological Polar Surface Area 194.0 A2 Hydrogen Bond Donors 6 Hydrogen Bond Acceptors 10 Rotatable Bonds 8 Exact Mass 424.1495 Heavy Atoms 31 Complexity 656.0 InChI Key: RJMVWPJFVJJJLO-HNNXBMFYSA-N. SMILES: C1=CC(=CC=C1C(=O)NC(CC(=O)O)C(=O)O)NCC2=CC3=C(C=C2)N=C(N=C3N)N.

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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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