A1DAY

(8S)-3-(6-butyl-1,3-benzothiazol-2-yl)pyrazolo[1,5-a]pyrimidine

Created:	2026-03-18
Last modified:	2026-03-25

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1 entries where A1DAY is found as a standalone ligand

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Chemical Details
Formal Charge	0
Atom Count	38
Chiral Atom Count	0
Bond Count	41
Aromatic Bond Count	20

2D diagram of A1DAY

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Chemical Component Summary
Name	(8S)-3-(6-butyl-1,3-benzothiazol-2-yl)pyrazolo[1,5-a]pyrimidine
Systematic Name (OpenEye OEToolkits)	6-butyl-2-pyrazolo[1,5-a]pyrimidin-3-yl-1,3-benzothiazole
Formula	C₁₇ H₁₆ N₄ S
Molecular Weight	308.401
Type	NON-POLYMER

Chemical Descriptors
Type	Program	Version	Descriptor
SMILES	ACDLabs	14.52	CCCCc1ccc2nc(sc2c1)c1cnn2cccnc21
SMILES	CACTVS	3.385	CCCCc1ccc2nc(sc2c1)c3cnn4cccnc34
SMILES	OpenEye OEToolkits	3.1.0.0	CCCCc1ccc2c(c1)sc(n2)c3cnn4c3nccc4
Canonical SMILES	CACTVS	3.385	CCCCc1ccc2nc(sc2c1)c3cnn4cccnc34
Canonical SMILES	OpenEye OEToolkits	3.1.0.0	CCCCc1ccc2c(c1)sc(n2)c3cnn4c3nccc4
InChI	InChI	1.06	InChI=1S/C17H16N4S/c1-2-3-5-12-6-7-14-15(10-12)22-17(20-14)13-11-19-21-9-4-8-18-16(13)21/h4,6-11H,2-3,5H2,1H3
InChIKey	InChI	1.06	MPHXQBLGFPDSDO-UHFFFAOYSA-N

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.