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Validated by Experts, Validated by Users, Non-Validated, Removed by Users, Redirected by Users, Redirect Approved by Experts
3,4-Dimethoxybenzaldehyd
3,4-Dimethoxybenzaldehyde
3,4-Diméthoxybenzaldéhyde
3,4-Dimethoxybenzolcarbaldehyd
benzaldehyde, 3,4-dimethoxy-
120-14-9 [RN]
204-373-2 [EINECS/ELINCS]
3,4-Dimethoxy benzaldehyde
3,4-Dimethoxy-benzaldehyde
3,4-Dimethyloxybenzaldehyde
3,5-dimethoxybenzaldehyde
Methyl vanillin
PROTOCATECHUALDEHYDE DIMETHYL ETHER
TL806334
Vanillin methyl ether
veratraldehyde
VERATRIC ALDEHYDE
143758_ALDRICH
94860_FLUKA
MFCD00003363
W310905_ALDRICH
Log Octanol-Water Partition Coef (SRC): Log Kow (KOWWIN v1.67 estimate) = 1.36 Log Kow (Exper. database match) = 1.22 Exper. Ref: Bazaco,JF & Coca,CM (1989) Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42): Boiling Pt (deg C): 258.28 (Adapted Stein & Brown method) Melting Pt (deg C): 46.55 (Mean or Weighted MP) VP(mm Hg,25 deg C): 0.00365 (Modified Grain method) MP (exp database): 43 deg C BP (exp database): 281 deg C Subcooled liquid VP: 0.00532 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): 5820 log Kow used: 1.22 (expkow database) no-melting pt equation used Water Sol (Exper. database match) = 6320 mg/L (25 deg C) Exper. Ref: JIN,LJ ET AL. (1998) Water Sol Estimate from Fragments: Wat Sol (v1.01 est) = 1778.2 mg/L Wat Sol (Exper. database match) = 6320.00 Exper. Ref: JIN,LJ ET AL. (1998) ECOSAR Class Program (ECOSAR v0.99h): Class(es) found: Aldehydes Henrys Law Constant (25 deg C) [HENRYWIN v3.10]: Bond Method : 4.70E-008 atm-m3/mole Group Method: 1.86E-005 atm-m3/mole Henrys LC [VP/WSol estimate using EPI values]: 1.371E-007 atm-m3/mole Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]: Log Kow used: 1.22 (exp database) Log Kaw used: -5.716 (HenryWin est) Log Koa (KOAWIN v1.10 estimate): 6.936 Log Koa (experimental database): None Probability of Rapid Biodegradation (BIOWIN v4.10): Biowin1 (Linear Model) : 1.2169 Biowin2 (Non-Linear Model) : 1.0000 Expert Survey Biodegradation Results: Biowin3 (Ultimate Survey Model): 2.7380 (weeks-months) Biowin4 (Primary Survey Model) : 3.9589 (days ) MITI Biodegradation Probability: Biowin5 (MITI Linear Model) : 1.0451 Biowin6 (MITI Non-Linear Model): 0.9712 Anaerobic Biodegradation Probability: Biowin7 (Anaerobic Linear Model): 0.8692 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): 0.709 Pa (0.00532 mm Hg) Log Koa (Koawin est ): 6.936 Kp (particle/gas partition coef. (m3/ug)): Mackay model : 4.23E-006 Octanol/air (Koa) model: 2.12E-006 Fraction sorbed to airborne particulates (phi): Junge-Pankow model : 0.000153 Mackay model : 0.000338 Octanol/air (Koa) model: 0.000169 Atmospheric Oxidation (25 deg C) [AopWin v1.92]: Hydroxyl Radicals Reaction: OVERALL OH Rate Constant = 27.9722 E-12 cm3/molecule-sec Half-Life = 0.382 Days (12-hr day; 1.5E6 OH/cm3) Half-Life = 4.589 Hrs Ozone Reaction: No Ozone Reaction Estimation Fraction sorbed to airborne particulates (phi): 0.000245 (Junge,Mackay) Note: the sorbed fraction may be resistant to atmospheric oxidation Soil Adsorption Coefficient (PCKOCWIN v1.66): Koc : 16.9 Log Koc: 1.228 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 = 0.239 (BCF = 1.735) log Kow used: 1.22 (expkow database) Volatilization from Water: Henry LC: 1.86E-005 atm-m3/mole (estimated by Group SAR Method) Half-Life from Model River: 41.89 hours (1.746 days) Half-Life from Model Lake : 565.1 hours (23.55 days) Removal In Wastewater Treatment: Total removal: 2.92 percent Total biodegradation: 0.09 percent Total sludge adsorption: 1.80 percent Total to Air: 1.02 percent (using 10000 hr Bio P,A,S) Level III Fugacity Model: Mass Amount Half-Life Emissions (percent) (hr) (kg/hr) Air 0.982 9.18 1000 Water 46.7 900 1000 Soil 52.2 1.8e+003 1000 Sediment 0.104 8.1e+003 0 Persistence Time: 535 hr
User Data
The melting point of a crystalline solid is the temperature range at which it changes state from solid to liquid. See also: Melting Point
The boiling point of a liquid is the temperature at which the vapor pressure of the liquid equals the environmental pressure surrounding the liquid. See also: Boiling Point
The flash point of a flammable liquid is the lowest temperature at which it can form an ignitable mixture in air. See also: Flash Point
Visual appearance of the given substance.
See Chemical Safety