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[1,2,5]Thiadiazolo[3,4-b]pyridin-5-amine

ChemSpider ID: 282935
Molecular Formula: C₅H₄N₄S
Average mass: 152.177094 Da
Monoisotopic mass: 152.015671 Da
Systematic name

[1,2,5]Thiadiazolo[3,4-b]pyridin-5-amine
SMILES and InChIs

SMILES:

n1snc2nc(ccc12)N Copied

Std. InChI:

InChI=1S/C5H4N4S/c6-4-2-1-3-5(7-4)9-10-8-3/h1-2H,(H2,6,7,9) Copied

Std. InChIKey:

PCGBHIKEVFWQTP-UHFFFAOYSA-N Copied
Cite this record
CSID:282935, http://www.chemspider.com/Chemical-Structure.282935.html (accessed 10:29, May 25, 2013) Copied

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Predicted data is generated using the ACD/Labs’ ACD/PhysChem Suite, for more information see their website.

ACD/LogP:	0.944	# of Rule of 5 Violations:	0
ACD/LogD (pH 5.5):	0.94	ACD/LogD (pH 7.4):	0.94
ACD/BCF (pH 5.5):	3.07	ACD/BCF (pH 7.4):	3.07
ACD/KOC (pH 5.5):	77.72	ACD/KOC (pH 7.4):	77.73
#H bond acceptors:	4	#H bond donors:	2
#Freely Rotating Bonds:	0	Polar Surface Area:	92.93 Å²
Index of Refraction:	1.81	Molar Refractivity:	40.99 cm³
Molar Volume:	94.98 cm³	Polarizability:	16.25 10^-24cm³
Surface Tension:	102.946998596191 dyne/cm	Density:	1.602 g/cm³
Flash Point:	136.219 °C	Enthalpy of Vaporization:	54.178 kJ/mol
Boiling Point:	301.627 °C at 760 mmHg	Vapour Pressure:	0.00100000004749745 mmHg at 25°C

Predicted data is generated using the US Environmental Protection Agency’s EPISuite™, for more information see their website.

                    
 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.67 estimate) =  0.05

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  320.18  (Adapted Stein & Brown method)
    Melting Pt (deg C):  123.17  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  7.01E-005  (Modified Grain method)
    Subcooled liquid VP: 0.000664 mm Hg (25 deg C, Mod-Grain method)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  6.76e+004
       log Kow used: 0.05 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  1e+006 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Aromatic Amines

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   8.94E-012  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  2.076E-010 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  0.05  (KowWin est)
  Log Kaw used:  -9.437  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  9.487
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.4413
   Biowin2 (Non-Linear Model)     :   0.2575
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.7279  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.5198  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.1182
   Biowin6 (MITI Non-Linear Model):   0.0545
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.3674
 Ready Biodegradability Prediction:   NO

Hydrocarbon Biodegradation (BioHCwin v1.01):
    Structure incompatible with current estimation method!

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  0.0885 Pa (0.000664 mm Hg)
  Log Koa (Koawin est  ): 9.487
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  3.39E-005 
       Octanol/air (Koa) model:  0.000753 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.00122 
       Mackay model           :  0.0027 
       Octanol/air (Koa) model:  0.0568 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 200.0000 E-12 cm3/molecule-sec
      Half-Life =     0.053 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.642 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.00196 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  174.9
      Log Koc:  2.243 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
    Rate constants can NOT be estimated for this structure!

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 0.500 (BCF = 3.162)
       log Kow used: 0.05 (estimated)

 Volatilization from Water:
    Henry LC:  8.94E-012 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 8.079E+007  hours   (3.366E+006 days)
    Half-Life from Model Lake : 8.813E+008  hours   (3.672E+007 days)

 Removal In Wastewater Treatment:
    Total removal:               1.85  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.76  percent
    Total to Air:                0.00  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       0.000124        1.28         1000       
   Water     45.7            900          1000       
   Soil      54.2            1.8e+003     1000       
   Sediment  0.0887          8.1e+003     0          
     Persistence Time: 982 hr

Patents	Personal Collections
Publication or Magazine Article	Web-based Article (blog or commentary)
Available Chemicals Databases	Biological Properties
Chemical Reactions	Chemical Safety Data
Drugs or Compounds in Development	Imaging Agents
Information Aggregators	Journal Publishers via MeSH
Ligand/binding/crystal Structure Databases	Metabolic Pathways
Molecular Libraries Screening Center Network	Natural Products
NIH Substance Repository	Physical Properties (including SAR/QSAR databases)
Protein 3D Structures	Spectroscopy Databases
Substance Vendors	Theoretical Properties
Toxicology/Environmental Databases	Virtual Library

Category	Target	PDB Code	LASSO Score
Other Enzymes	ALR2, aldose reductase	1ah3	1.00
Folate Enzymes	DHFR, dihydrofolate reductase	3dfr	0.97
Kinases	EGFr, epidermal growth factor receptor	1m17	0.97
Folate Enzymes	GART, glycinamide ribonucleotide transformylase	1c2t	0.95
Kinases	HSP90, human heat shock protein 90	1uy6	0.94
Kinases	CDK2, cyclindependent kinase 2	1ckp	0.90
Other Enzymes	PNP, purine nucleoside phosphorylase	1b8o	0.89
Kinases	VEGFr2, vascular endothelial growth factor receptor	1vr2	0.86
Kinases	SRC, tyrosine kinase SRC	2src	0.81
Kinases	PDGFrb, platelet derived growth factor receptor kinase	N/A	0.76
Kinases	FGFr1, fibroblast growth factor receptor kinase	1agw	0.51
Other Enzymes	COX-2, cyclooxygenase-2	1cx2	0.29
Other Enzymes	AmpC, AmpC beta-lactamase	1xgj	0.19
Nuclear Hormone Receptors	PPARg, peroxisome proliferator activated receptor	1fm9	0.08
Other Enzymes	HIVRT, HIV reverse transcriptase	1rt1	0.05
Other Enzymes	SAHH, S-adenosyl-homocysteine hydrolase	1a7a	0.04
Serine Proteases	FXa, factor Xa	1f0r	0.02
Kinases	TK, thymidine kinase	1kim	0.02
Other Enzymes	NA, neuraminidase	1a4g	0.02
Other Enzymes	HMGR, hydroxymethylglutaryl-CoA reductase	1hw8	0.01
Other Enzymes	PARP, poly(ADP-ribose) polymerase	1efy	0.01
Nuclear Hormone Receptors	MR, mineralocorticoid receptor	2aa2	0.01
Nuclear Hormone Receptors	PR, progesterone receptor	1sr7	0.01
Nuclear Hormone Receptors	AR, androgen receptor	1xq2	0.01
Metalloenzymes	PDE5, phosphodiesterase 5	1xp0	0.01
Nuclear Hormone Receptors	ER, estrogen receptor; antagonist	3ert	0.01
Metalloenzymes	ADA, adenosine deaminase	1stw	0.00
Nuclear Hormone Receptors	ER, estrogen receptor; agonist	1l2i	0.00
Metalloenzymes	ACE, angiotensin-converting enzyme	1o86	0.00
Nuclear Hormone Receptors	RXRa, retinoic X receptor R	1mvc	0.00
Other Enzymes	InhA, enoyl ACP reductase	1p44	0.00
Other Enzymes	GPB, glycogen phosphorylase	1a8i	0.00
Other Enzymes	COX-1, cyclooxygenase-1	1p4g	0.00
Metalloenzymes	COMT, catechol O-methyltransferase	1h1d	0.00
Other Enzymes	HIVPR, HIV protease	1hpx	0.00
Serine Proteases	Thrombin	1ba8	0.00
Kinases	P38 MAP, P38 mitogen activated protein	1kv2	0.00
Serine Proteases	Trypsin	1bju	0.00
Nuclear Hormone Receptors	GR, glucocorticoid receptor	1m2z	0.00
Other Enzymes	AChE, acetylcholinesterase	1eve	0.00

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[1,2,5]Thiadiazolo[3,4-b]pyridin-5-amine

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[1,2,5]Thiadiazolo[3,4-b]pyridin-5-amine

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