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ChemSpider ID: |
160151
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Empirical Formula: |
C20H16N2O4
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Molecular Weight: |
348.352
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Nominal Mass: |
348
Da
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Average Mass: |
348.352
Da
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Monoisotopic Mass: |
348.111007
Da
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Systematic Name: |
(4R)-4-ethyl-4-hydroxy-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione
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SMILES: |
O=C\1N4\C(=C/C2=C/1COC(=O)[C@@]2(O)CC)c3nc5c(cc3C4)cccc5
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InChI: |
InChI=1/C20H16N2O4/c1-2-20(25)14-8-16-17-12(7-11-5-3-4-6-15(11)21-17)9-22(16)18(23)13(14)10-26-19(20)24/h3-8,25H,2,9-10H2,1H3/t20-/m1/s1
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InChIKey: |
VSJKWCGYPAHWDS-HXUWFJFHBR
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Std. InChI: |
InChI=1S/C20H16N2O4/c1-2-20(25)14-8-16-17-12(7-11-5-3-4-6-15(11)21-17)9-22(16)18(23)13(14)10-26-19(20)24/h3-8,25H,2,9-10H2,1H3/t20-/m1/s1
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Std. InChIKey: |
VSJKWCGYPAHWDS-HXUWFJFHSA-N
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users,
Redirected by Users, Redirect Approved by Experts
(4R)-4-ethyl-4-hydroxy-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione
1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione, 4-ethyl-4-hydroxy-, (4R)-
(R)-4-ethyl-4-hydroxy-1,12-dihydro-4H-2-oxa-6,12a-diaza-dibenzo[b,h]fluorene-3,13-dione
(S)-(+)-Camptothecin
110351-92-3
[RN]
4-Ethyl-4-hydroxy-1,12-dihydro-4H-2-oxa-6,12a-diaza-dibenzo[b,h]fluorene-3,13-dione
7689-03-4
[RN]
CPT
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users,
Redirected by Users, Redirect Approved by Experts
NCGC00017231-01
TNP00113
ZINC00001087
Log Octanol-Water Partition Coef (SRC):
Log Kow (KOWWIN v1.67 estimate) = -0.15
Log Kow (Exper. database match) = 1.74
Exper. Ref: Hansch,C et al. (1995)
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
Boiling Pt (deg C): 573.91 (Adapted Stein & Brown method)
Melting Pt (deg C): 247.12 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 3.76E-015 (Modified Grain method)
Subcooled liquid VP: 9.69E-013 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): 207
log Kow used: 1.74 (expkow database)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 39991 mg/L
ECOSAR Class Program (ECOSAR v0.99h):
Class(es) found:
Esters
Acrylamides
Vinyl/Allyl Alcohols
Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
Bond Method : 2.79E-017 atm-m3/mole
Group Method: Incomplete
Henrys LC [VP/WSol estimate using EPI values]: 8.326E-018 atm-m3/mole
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 1.74 (exp database)
Log Kaw used: -14.943 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 16.683
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.7821
Biowin2 (Non-Linear Model) : 0.9573
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.3032 (weeks-months)
Biowin4 (Primary Survey Model) : 3.6261 (days-weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.2749
Biowin6 (MITI Non-Linear Model): 0.0685
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): -0.6258
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): 1.29E-010 Pa (9.69E-013 mm Hg)
Log Koa (Koawin est ): 16.683
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 2.32E+004
Octanol/air (Koa) model: 1.18E+004
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 1
Mackay model : 1
Octanol/air (Koa) model: 1
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 92.6270 E-12 cm3/molecule-sec
Half-Life = 0.115 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 1.386 Hrs
Ozone Reaction:
OVERALL Ozone Rate Constant = 63.180000 E-17 cm3/molecule-sec
Half-Life = 0.018 Days (at 7E11 mol/cm3)
Half-Life = 26.120 Min
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 : 2485
Log Koc: 3.395
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 = 0.640 (BCF = 4.363)
log Kow used: 1.74 (expkow database)
Volatilization from Water:
Henry LC: 2.79E-017 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 3.917E+013 hours (1.632E+012 days)
Half-Life from Model Lake : 4.273E+014 hours (1.78E+013 days)
Removal In Wastewater Treatment:
Total removal: 2.07 percent
Total biodegradation: 0.09 percent
Total sludge adsorption: 1.97 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 0.00044 0.376 1000
Water 28.2 900 1000
Soil 71.7 1.8e+003 1000
Sediment 0.0841 8.1e+003 0
Persistence Time: 1.28e+003 hr
Descriptors:
0, 0, 0, 0, 2, 0, 0, 5, 1, 0, 1, 2, 5, 8, 0, 0, 20, 2, 0, 0, 0, 0, 0, 0
| Category | Target | PDB Code | LASSO Score |
| Kinases | PDGFrb, platelet derived growth factor receptor kinase | N/A | 0.70 |
| Nuclear Hormone Receptors | PPARg, peroxisome proliferator activated receptor | 1fm9 | 0.08 |
| Kinases | P38 MAP, P38 mitogen activated protein | 1kv2 | 0.05 |
| Other Enzymes | HIVRT, HIV reverse transcriptase | 1rt1 | 0.02 |
| Nuclear Hormone Receptors | RXRa, retinoic X receptor R | 1mvc | 0.02 |
| Kinases | VEGFr2, vascular endothelial growth factor receptor | 1vr2 | 0.02 |
| Serine Proteases | FXa, factor Xa | 1f0r | 0.02 |
| Kinases | SRC, tyrosine kinase SRC | 2src | 0.01 |
| Other Enzymes | HMGR, hydroxymethylglutaryl-CoA reductase | 1hw8 | 0.01 |
| Serine Proteases | Thrombin | 1ba8 | 0.01 |
| Metalloenzymes | PDE5, phosphodiesterase 5 | 1xp0 | 0.01 |
| Nuclear Hormone Receptors | MR, mineralocorticoid receptor | 2aa2 | 0.01 |
| Nuclear Hormone Receptors | PR, progesterone receptor | 1sr7 | 0.01 |
| Kinases | CDK2, cyclindependent kinase 2 | 1ckp | 0.01 |
| Other Enzymes | HIVPR, HIV protease | 1hpx | 0.01 |
| Nuclear Hormone Receptors | ER, estrogen receptor; antagonist | 3ert | 0.01 |
| Other Enzymes | AmpC, AmpC beta-lactamase | 1xgj | 0.00 |
| Other Enzymes | PNP, purine nucleoside phosphorylase | 1b8o | 0.00 |
| Folate Enzymes | DHFR, dihydrofolate reductase | 3dfr | 0.00 |
| Nuclear Hormone Receptors | ER, estrogen receptor; agonist | 1l2i | 0.00 |
| Metalloenzymes | COMT, catechol O-methyltransferase | 1h1d | 0.00 |
| Metalloenzymes | ACE, angiotensin-converting enzyme | 1o86 | 0.00 |
| Other Enzymes | GPB, glycogen phosphorylase | 1a8i | 0.00 |
| Serine Proteases | Trypsin | 1bju | 0.00 |
| Other Enzymes | InhA, enoyl ACP reductase | 1p44 | 0.00 |
| Kinases | EGFr, epidermal growth factor receptor | 1m17 | 0.00 |
| Other Enzymes | SAHH, S-adenosyl-homocysteine hydrolase | 1a7a | 0.00 |
| Kinases | FGFr1, fibroblast growth factor receptor kinase | 1agw | 0.00 |
| Other Enzymes | COX-2, cyclooxygenase-2 | 1cx2 | 0.00 |
| Other Enzymes | ALR2, aldose reductase | 1ah3 | 0.00 |
| Other Enzymes | COX-1, cyclooxygenase-1 | 1p4g | 0.00 |
| Other Enzymes | NA, neuraminidase | 1a4g | 0.00 |
| Kinases | TK, thymidine kinase | 1kim | 0.00 |
| Metalloenzymes | ADA, adenosine deaminase | 1stw | 0.00 |
| Folate Enzymes | GART, glycinamide ribonucleotide transformylase | 1c2t | 0.00 |
| Nuclear Hormone Receptors | AR, androgen receptor | 1xq2 | 0.00 |
| Nuclear Hormone Receptors | GR, glucocorticoid receptor | 1m2z | 0.00 |
| Kinases | HSP90, human heat shock protein 90 | 1uy6 | 0.00 |
| Other Enzymes | PARP, poly(ADP-ribose) polymerase | 1efy | 0.00 |
| Other Enzymes | AChE, acetylcholinesterase | 1eve | 0.00 |
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