Nicotinamide C6H6N2O structure – Flashcards
Flashcard maker : Patricia Smith
Contents
| Molecular Formula | C6H6N2O |
| Average mass | 122.125 Da |
| Density | 1.2±0.1 g/cm3 |
| Boiling Point | 334.4±15.0 °C at 760 mmHg |
| Flash Point | 156.0±20.4 °C |
| Molar Refractivity | 33.3±0.3 cm3 |
| Polarizability | 13.2±0.5 10-24cm3 |
| Surface Tension | 54.9±3.0 dyne/cm |
| Molar Volume | 101.4±3.0 cm3 |
- Experimental data
- Predicted – ACD/Labs
- Predicted – EPISuite
- Predicted – ChemAxon
- Predicted – Mcule
- Experimental Physico-chemical Properties
- Predicted Physico-chemical Properties
- Miscellaneous
- Gas Chromatography
Predicted data is generated using the ACD/Labs Percepta Platform – PhysChem Module
| Density: | 1.2±0.1 g/cm3 |
| Boiling Point: | 334.4±15.0 °C at 760 mmHg |
| Vapour Pressure: | 0.0±0.7 mmHg at 25°C |
| Enthalpy of Vaporization: | 57.7±3.0 kJ/mol |
| Flash Point: | 156.0±20.4 °C |
| Index of Refraction: | 1.570 |
| Molar Refractivity: | 33.3±0.3 cm3 |
| #H bond acceptors: | 3 |
| #H bond donors: | 2 |
| #Freely Rotating Bonds: | 1 |
| #Rule of 5 Violations: | 0 |
| ACD/LogP: | -0.11 |
| ACD/LogD (pH 5.5): | -0.41 |
| ACD/BCF (pH 5.5): | 1.00 |
| ACD/KOC (pH 5.5): | 14.30 |
| ACD/LogD (pH 7.4): | -0.40 |
| ACD/BCF (pH 7.4): | 1.00 |
| ACD/KOC (pH 7.4): | 14.39 |
| Polar Surface Area: | 56 Å2 |
| Polarizability: | 13.2±0.5 10-24cm3 |
| Surface Tension: | 54.9±3.0 dyne/cm |
| Molar Volume: | 101.4±3.0 cm3 |
Predicted data is generated using the US Environmental Protection Agency’s EPISuite™
Log Octanol-Water Partition Coef (SRC): Log Kow (KOWWIN v1.67 estimate) = -0.45 Log Kow (Exper. database match) = -0.37 Exper. Ref: Hansch,C et al. (1995) Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42): Boiling Pt (deg C): 297.54 (Adapted Stein & Brown method) Melting Pt (deg C): 99.37 (Mean or Weighted MP) VP(mm Hg,25 deg C): 0.000198 (Modified Grain method) MP (exp database): 130 deg C BP (exp database): 157 @ 0.0005 mm Hg deg C Subcooled liquid VP: 0.00222 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): 9993 log Kow used: -0.37 (expkow database) no-melting pt equation used Water Sol (Exper. database match) = 5e+005 mg/L (25 deg C) Exper. Ref: MERCK INDEX (1996) Water Sol Estimate from Fragments: Wat Sol (v1.01 est) = 1e+006 mg/L Wat Sol (Exper. database match) = 500000.00 Exper. Ref: MERCK INDEX (1996) ECOSAR Class Program (ECOSAR v0.99h): Class(es) found: Neutral Organics Henrys Law Constant (25 deg C) [HENRYWIN v3.10]: Bond Method : 2.90E-012 atm-m3/mole Group Method: Incomplete Henrys LC [VP/WSol estimate using EPI values]: 3.184E-009 atm-m3/mole Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]: Log Kow used: -0.37 (exp database) Log Kaw used: -9.926 (HenryWin est) Log Koa (KOAWIN v1.10 estimate): 9.556 Log Koa (experimental database): None Probability of Rapid Biodegradation (BIOWIN v4.10): Biowin1 (Linear Model) : 0.7450 Biowin2 (Non-Linear Model) : 0.9111 Expert Survey Biodegradation Results: Biowin3 (Ultimate Survey Model): 2.6609 (weeks-months) Biowin4 (Primary Survey Model) : 3.8582 (days ) MITI Biodegradation Probability: Biowin5 (MITI Linear Model) : 0.4748 Biowin6 (MITI Non-Linear Model): 0.4767 Anaerobic Biodegradation Probability: Biowin7 (Anaerobic Linear Model): 0.5276 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): 0.296 Pa (0.00222 mm Hg) Log Koa (Koawin est ): 9.556 Kp (particle/gas partition coef. (m3/ug)): Mackay model : 1.01E-005 Octanol/air (Koa) model: 0.000883 Fraction sorbed to airborne particulates (phi): Junge-Pankow model : 0.000366 Mackay model : 0.00081 Octanol/air (Koa) model: 0.066 Atmospheric Oxidation (25 deg C) [AopWin v1.92]: Hydroxyl Radicals Reaction: OVERALL OH Rate Constant = 2.3373 E-12 cm3/molecule-sec Half-Life = 4.576 Days (12-hr day; 1.5E6 OH/cm3) Half-Life = 54.915 Hrs Ozone Reaction: No Ozone Reaction Estimation Fraction sorbed to airborne particulates (phi): 0.000588 (Junge,Mackay) Note: the sorbed fraction may be resistant to atmospheric oxidation Soil Adsorption Coefficient (PCKOCWIN v1.66): Koc : 51.56 Log Koc: 1.712 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: -0.37 (expkow database) Volatilization from Water: Henry LC: 2.9E-012 atm-m3/mole (estimated by Bond SAR Method) Half-Life from Model River: 2.231E+008 hours (9.296E+006 days) Half-Life from Model Lake : 2.434E+009 hours (1.014E+008 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 4.06e-005 110 1000 Water 46.2 900 1000 Soil 53.7 1.8e+003 1000 Sediment 0.089 8.1e+003 0 Persistence Time: 976 hr
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