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DR2313 | PARP inhibitor

DR2313 | PARP inhibitor Suppliers list
Company Name: 3B Pharmachem (Wuhan) International Co.,Ltd.  
Tel: 18930552037
Email: 3bsc@sina.com
Company Name: Shanghai Longsheng chemical Co.,Ltd.  
Tel: 58099637 13585536065
Email: sales@shlschem.com
Company Name: EnciPharmatech Co., Ltd  
Tel: 025-52714267-66 13813902930
Email: stephen_shengll@hotmail.com
Company Name: China Langchem Inc.  
Tel: 0086-21-58956006
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Company Name: Shanghai Aladdin Bio-Chem Technology Co.,LTD  
Tel: 400-6206333 13167063860
Email: anhua.mao@aladdin-e.com

DR2313 | PARP inhibitor manufacturers

  • DR2313
  • DR2313 pictures
  • $29.00
  • 2026-07-27
  • CAS:284028-90-6
  • Purity: 99.84%
  • Supply Ability: 10g
DR2313 | PARP inhibitor Basic information
Product Name:DR2313 | PARP inhibitor
Synonyms:1,5,7,8-TETRAHYDRO-2-METHYL-4H-THIOPYRANO[4,3-D]PYRIMIDIN-4-ONE;DR 2313;7,8-Dihydro-2-methyl-1H-thiopyrano[4,3-d]pyrimidin-4(5H)-one;3,5,7,8-Tetrahydro-2-methyl-4H-thiopyrano[4,3-d]pyrimidin-4-one;4H-Thiopyrano[4,3-d]pyriMidin-4-one,3,5,7,8-tetrahydro-2;4H-THIOPYRANO[4,3-D]PYRIMIDIN-4-ONE,3,5,7,8-TETRAHYDRO-2-METHYL-;SC-202756;2-Methyl-1-sulfanyl-1H,4H,5H,7H,8H-pyrano[4,3-d]pyriMidin-4-one
CAS:284028-90-6
MF:C8H10N2OS
MW:182.24
EINECS:200-589-5
Product Categories:
Mol File:284028-90-6.mol
DR2313 | PARP inhibitor Structure
DR2313 | PARP inhibitor Chemical Properties
Boiling point 349.3±52.0 °C(Predicted)
density 1.46±0.1 g/cm3(Predicted)
storage temp. Sealed in dry,2-8°C
solubility H2O: >2mg/mL (warmed)
form powder
pka1.54±0.20(Predicted)
color white to beige
Water Solubility H2O: >2mg/mL (warmed)
InChI1S/C8H10N2OS/c1-5-9-7-2-3-12-4-6(7)8(11)10-5/h2-4H2,1H3,(H,9,10,11)
InChIKeyHRYKZAKEAVZGJD-UHFFFAOYSA-N
SMILESCC1=NC(=O)C2=C(CCSC2)N1
Safety Information
WGK Germany 3
Storage Class11 - Combustible Solids
MSDS Information
DR2313 | PARP inhibitor Usage And Synthesis
UsesDR2313 is a potent, selective, competitive and brain-penetrant inhibitor of poly(ADP-ribose) polymerase (PARP), with IC50s of 0.20 μM and 0.24 μM for PARP-1 and PARP-2, respectively. DR2313 exhibits neuroprotective effects on ischemic injuries in vitro and in vivo[1][2].
Biological ActivityPotent, competitive inhibitor of poly(ADP-ribose) polymerase (PARP) (IC 50 values are 0.20 and 0.24 μ M for PARP-1 and PARP-2 respectively). Neuroprotective; reduces neuronal cell death in models of cerebral ischemia in vivo and in vitro . Brain penetrant.
in vivo

DR2313 (3-10 mg/kg i.v. bolus or infusion for 6 h) significantly reduces the cortical infarct volume in both permanent and transient focal ischemia models in rats[1].

Animal Model:Male Wistar rats (220-300 g) with permanent MCA occlusions (pMCAos) and transient MCA occlusions (tMCAos)[1]
Dosage:3, 10 mg/kg
Administration:I.v. bolus and i.v. infusion for 6 h beginning 5 min before the onset of ischemia
Result:Reduced the infarct volume in a dose-dependent manner in pMCAo and tMCAo model.
IC 50PARP-1: 0.20 μM (IC50); PARP-2: 0.24 μM (IC50)
References[1] Nakajima H, et, al. A newly synthesized poly(ADP-ribose) polymerase inhibitor, DR2313 [2-methyl-3,5,7,8-tetrahydrothiopyrano[4,3-d]-pyrimidine-4-one]: pharmacological profiles, neuroprotective effects, and therapeutic time window in cerebral ischemia in rats. J Pharmacol Exp Ther. 2005 Feb;312(2):472-81. DOI:10.1124/jpet.104.075465
[2] Xu Z, et, al. Endonuclease G does not play an obligatory role in poly(ADP-ribose) polymerase-dependent cell death after transient focal cerebral ischemia. Am J Physiol Regul Integr Comp Physiol. 2010 Jul;299(1):R215-21. DOI:10.1152/ajpregu.00747.2009
DR2313 | PARP inhibitor Preparation Products And Raw materials
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