PARALDEHYDE https://midsis.rempec.org/en/find-chemical/paraldehyde https://midsis.rempec.org/@@site-logo/logo_rempec_128x117.png PARALDEHYDE UN Number: 1264 - CAS Number: 123-63-7 Also known as: p-ACETALDEHYDE Information on chemical Information on chemical External resources CAMEO Chemical Database WISER Substance List Description UN number 1264 CAS number 123-63-7 Physical chemical data Physical State (20°C) Liquid Density (kg/m3) 990 [Kg/m³] at a temperature of 20°C Molar mass (g/mol) 132.16 Density of gas (kg/m3) 5.93 Boiling Point (°C) 124 Melting Point (°C) 12 Vapour Pressure (Pa) 3330 [Pa] at a temperature of 20°C Ignition Temperature (°C) 235 Flash Point (°C) 17 Lower explosivity limit (LEL) (volume %) 1.3 Behaviour at sea Additional data Colour colourless Odour aromatic Transportation data Transport mode Bulk,Packaged Package group III Cargo group 19 State liquid Temperature (°C) ambient Family name aldehydes IMO class 3.3 Reactivity data Water No Acid(s) Yes Base(s) Yes Oxidizing agents Yes Organic substance Yes GESAMP Hazard profile Bioaccumulation in logPow (A1A) 0 - e <1, or > ca.7, or Mol. Wt. > 1000 Bioaccumulation in BCF (A1B) 0 - No measurable BCF Bioaccumulation (A1) 0 - No potential to bioaccumulate Biodegradation (A2) NR - Not readily biodegradable Acute aquatic toxicity (B1) (LC/EC/IC50 (mg/l)) 0 - Non-toxic Acute mammalian toxicity by swallowing (C1) (LD50 (mg/kg)) 1 - Slight Acute mammalian toxicity by skin penetration (C2) (LD50 (mg/kg)) 0 - Negligible Acute mammalian toxicity by inhalation (C3) (LC50 (mg/l)) 0 - Negligible Skin irritation/corrosivity (D1) 1 - Mildly irritating Eye irritation/corrosivity (D2) 3 - Severely irritating, with irreversible corneal injury Interference with coastal amenities (E2) D - Dissolver Effects on wildlife and bottom habitats (E3) 3 - Is highly acutely toxic; and/or is severely irritant or corrosive to skin or eyes; and/or is carcinogenic, mutagenic or reprotoxic; and/or is a floater or persistent floater with associated health effects Human toxicity threshold TEEL-1 (mg/m3) 30 TEEL-2 (mg/m3) 50 TEEL-3 (mg/m3) 500 Ecotoxicity Incident reports Incident reports No incident reports available Emergency Response Guidebook Emergency Response Guidebook Guide number: 129 See the guide or download the emergency response guidebook At sea emergency guide At sea emergency guide No guides available Decision trees Decision trees No decision trees available No additional data
PARALDEHYDE https://midsis.rempec.org/en/find-chemical/paraldehyde https://midsis.rempec.org/@@site-logo/logo_rempec_128x117.png PARALDEHYDE UN Number: 1264 - CAS Number: 123-63-7 Also known as: p-ACETALDEHYDE Information on chemical Information on chemical External resources CAMEO Chemical Database WISER Substance List Description UN number 1264 CAS number 123-63-7 Physical chemical data Physical State (20°C) Liquid Density (kg/m3) 990 [Kg/m³] at a temperature of 20°C Molar mass (g/mol) 132.16 Density of gas (kg/m3) 5.93 Boiling Point (°C) 124 Melting Point (°C) 12 Vapour Pressure (Pa) 3330 [Pa] at a temperature of 20°C Ignition Temperature (°C) 235 Flash Point (°C) 17 Lower explosivity limit (LEL) (volume %) 1.3 Behaviour at sea Additional data Colour colourless Odour aromatic Transportation data Transport mode Bulk,Packaged Package group III Cargo group 19 State liquid Temperature (°C) ambient Family name aldehydes IMO class 3.3 Reactivity data Water No Acid(s) Yes Base(s) Yes Oxidizing agents Yes Organic substance Yes GESAMP Hazard profile Bioaccumulation in logPow (A1A) 0 - e <1, or > ca.7, or Mol. Wt. > 1000 Bioaccumulation in BCF (A1B) 0 - No measurable BCF Bioaccumulation (A1) 0 - No potential to bioaccumulate Biodegradation (A2) NR - Not readily biodegradable Acute aquatic toxicity (B1) (LC/EC/IC50 (mg/l)) 0 - Non-toxic Acute mammalian toxicity by swallowing (C1) (LD50 (mg/kg)) 1 - Slight Acute mammalian toxicity by skin penetration (C2) (LD50 (mg/kg)) 0 - Negligible Acute mammalian toxicity by inhalation (C3) (LC50 (mg/l)) 0 - Negligible Skin irritation/corrosivity (D1) 1 - Mildly irritating Eye irritation/corrosivity (D2) 3 - Severely irritating, with irreversible corneal injury Interference with coastal amenities (E2) D - Dissolver Effects on wildlife and bottom habitats (E3) 3 - Is highly acutely toxic; and/or is severely irritant or corrosive to skin or eyes; and/or is carcinogenic, mutagenic or reprotoxic; and/or is a floater or persistent floater with associated health effects Human toxicity threshold TEEL-1 (mg/m3) 30 TEEL-2 (mg/m3) 50 TEEL-3 (mg/m3) 500 Ecotoxicity Incident reports Incident reports No incident reports available Emergency Response Guidebook Emergency Response Guidebook Guide number: 129 See the guide or download the emergency response guidebook At sea emergency guide At sea emergency guide No guides available Decision trees Decision trees No decision trees available No additional data