InChI=1/H2NO/c1-2/h1H2

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Search term: YLFIGGHWWPSIEG-UHFFFAOYAP
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Inherent Properties, Identifiers and References

ChemSpider ID:	4574081
Empirical Formula:	H₂NO
Molecular Weight:	32.022
Nominal Mass:	32 Da
Average Mass:	32.022 Da
Monoisotopic Mass:	32.013639 Da

Systematic Name:

SMILES:

N[O]

InChI:

InChI=1/H2NO/c1-2/h1H2

InChIKey:

YLFIGGHWWPSIEG-UHFFFAOYAP

Std. InChI:

InChI=1S/H2NO/c1-2/h1H2

Std. InChIKey:

YLFIGGHWWPSIEG-UHFFFAOYSA-N

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Comment: The parent compound of the aminoxyl group of radicals.

Arbitrary comments.

Names and Synonyms

Validated by Experts, Validated by Users, Non-Validated, Removed by Users, Redirected by Users, Redirect Approved by Experts

aminooxidanyl

aminooxidanyl; aminoxyl; dihydridooxidonitrogen(.)

aminoxyl

dihydridooxidonitrogen(.)

H2NO(.)

nitroxide [Wiki]

nitroxyl radical

Database ID(s)

Validated by Experts, Validated by Users, Non-Validated, Removed by Users, Redirected by Users, Redirect Approved by Experts

ACD/Labs Predicted Properties

ACD/LogP:		# of Rule of 5 Violations:
ACD/LogD (pH 5.5):		ACD/LogD (pH 7.4):
ACD/BCF (pH 5.5):		ACD/BCF (pH 7.4):
ACD/KOC (pH 5.5):		ACD/KOC (pH 7.4):
#H bond acceptors:		#H bond donors:
#Freely Rotating Bonds:		Polar Surface Area:	Å²
Index of Refraction:		Molar Refractivity:	cm³
Molar Volume:	cm³	Polarizability:	10^-24cm³
Surface Tension:	dyne/cm	Density:	g/cm³
Flash Point:	°C	Enthalpy of Vaporization:	kJ/mol
Boiling Point:	°C at 760 mmHg	Vapour Pressure:	mmHg at 25°C

EPI Summary

            
 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.67 estimate) =  -1.23

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  520.47  (Adapted Stein & Brown method)
    Melting Pt (deg C):  204.33  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  3.74E-011  (Modified Grain method)
    MP  (exp database):  33 deg C
    BP  (exp database):  77 @ 60 mm Hg deg C
    VP  (exp database):  5.30E+01 mm Hg at 32 deg C
    Subcooled liquid VP: 4.41E-011 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):  1e+006
       log Kow used: -1.23 (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:
       Neutral Organics

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   6.91E-009  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.625E-018 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -1.23  (KowWin est)
  Log Kaw used:  -6.549  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  5.319
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.7318
   Biowin2 (Non-Linear Model)     :   0.9269
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.1262  (weeks       )
   Biowin4 (Primary Survey Model) :   3.8001  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.6139
   Biowin6 (MITI Non-Linear Model):   0.8281
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.8361
 Ready Biodegradability Prediction:   YES

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

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  5.88E-009 Pa (4.41E-011 mm Hg)
  Log Koa (Koawin est  ): 5.319
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  510 
       Octanol/air (Koa) model:  5.12E-008 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1 
       Mackay model           :  1 
       Octanol/air (Koa) model:  4.09E-006 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  21.0000 E-12 cm3/molecule-sec
      Half-Life =     0.509 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     6.112 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 1 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  14.3
      Log Koc:  1.155 

 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: -1.23 (estimated)

 Volatilization from Water:
    Henry LC:  6.91E-009 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:  4.87E+004  hours   (2029 days)
    Half-Life from Model Lake : 5.313E+005  hours   (2.214E+004 days)

 Removal In Wastewater Treatment:
    Total removal:               1.85  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.75  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       0.816           12.2         1000       
   Water     43.5            360          1000       
   Soil      55.6            720          1000       
   Sediment  0.0795          3.24e+003    0          
     Persistence Time: 425 hr

SimBioSys LASSO

Descriptors: 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0

Category	Target	PDB Code	LASSO Score
Kinases	SRC, tyrosine kinase SRC	2src	0.99
Other Enzymes	NA, neuraminidase	1a4g	0.96
Nuclear Hormone Receptors	ER, estrogen receptor; agonist	1l2i	0.81
Nuclear Hormone Receptors	MR, mineralocorticoid receptor	2aa2	0.74
Serine Proteases	Thrombin	1ba8	0.59
Metalloenzymes	COMT, catechol O-methyltransferase	1h1d	0.46
Other Enzymes	COX-2, cyclooxygenase-2	1cx2	0.24
Other Enzymes	SAHH, S-adenosyl-homocysteine hydrolase	1a7a	0.11
Nuclear Hormone Receptors	AR, androgen receptor	1xq2	0.11
Serine Proteases	Trypsin	1bju	0.07
Nuclear Hormone Receptors	PR, progesterone receptor	1sr7	0.07
Nuclear Hormone Receptors	PPARg, peroxisome proliferator activated receptor	1fm9	0.06
Other Enzymes	HMGR, hydroxymethylglutaryl-CoA reductase	1hw8	0.04
Kinases	CDK2, cyclindependent kinase 2	1ckp	0.04
Other Enzymes	PNP, purine nucleoside phosphorylase	1b8o	0.04
Other Enzymes	AmpC, AmpC beta-lactamase	1xgj	0.03
Other Enzymes	ALR2, aldose reductase	1ah3	0.03
Folate Enzymes	DHFR, dihydrofolate reductase	3dfr	0.02
Kinases	VEGFr2, vascular endothelial growth factor receptor	1vr2	0.02
Nuclear Hormone Receptors	RXRa, retinoic X receptor R	1mvc	0.01
Kinases	HSP90, human heat shock protein 90	1uy6	0.01
Other Enzymes	GPB, glycogen phosphorylase	1a8i	0.01
Kinases	TK, thymidine kinase	1kim	0.01
Other Enzymes	PARP, poly(ADP-ribose) polymerase	1efy	0.01
Serine Proteases	FXa, factor Xa	1f0r	0.00
Kinases	FGFr1, fibroblast growth factor receptor kinase	1agw	0.00
Other Enzymes	HIVPR, HIV protease	1hpx	0.00
Other Enzymes	COX-1, cyclooxygenase-1	1p4g	0.00
Metalloenzymes	ACE, angiotensin-converting enzyme	1o86	0.00
Other Enzymes	InhA, enoyl ACP reductase	1p44	0.00
Metalloenzymes	PDE5, phosphodiesterase 5	1xp0	0.00
Metalloenzymes	ADA, adenosine deaminase	1stw	0.00
Kinases	PDGFrb, platelet derived growth factor receptor kinase	N/A	0.00
Nuclear Hormone Receptors	GR, glucocorticoid receptor	1m2z	0.00
Nuclear Hormone Receptors	ER, estrogen receptor; antagonist	3ert	0.00
Folate Enzymes	GART, glycinamide ribonucleotide transformylase	1c2t	0.00
Kinases	EGFr, epidermal growth factor receptor	1m17	0.00
Other Enzymes	AChE, acetylcholinesterase	1eve	0.00
Other Enzymes	HIVRT, HIV reverse transcriptase	1rt1	0.00
Kinases	P38 MAP, P38 mitogen activated protein	1kv2	0.00