Melting point :-68°C
Boiling point :165-166 °C(lit.)
Density :1.043 g/mL at 25 °C(lit.)
vapor density :>1 (vs air)
vapor pressure :760 mm Hg ( 165 °C)
FEMA :2747 | 3-(METHYLTHIO)PROPIONALDEHYDE
refractive index :n20/D 1.483(lit.)
Flash point :142 °F
storage temp. :2-8°C
solubility :<=75g/l
form :liquid
Odor :at 0.10 % in propylene glycol. musty potato tomato earthy vegetable creamy
Odor Type :vegetable
biological source :synthetic
explosive limit :1.3-26.1%(V)
Water Solubility :It is readily soluble in alcohol solvents such as ethanol, propylene and glycol oil. It is insoluble in water.
Sensitive :Air Sensitive
JECFA Number :466
BRN :1739289
Major Application :flavors and fragrances
InChI :1S/C4H8OS/c1-6-4-2-3-5/h3H,2,4H2,1H3
InChIKey :CLUWOWRTHNNBBU-UHFFFAOYSA-N
SMILES :CSCCC=O
LogP :0.34 at 20℃
CAS DataBase Reference :3268-49-3(CAS DataBase Reference)
NIST Chemistry Reference :Propanal, 3-(methylthio)-(3268-49-3)
EPA Substance Registry System :3-(Methylthio)propanal (3268-49-3)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501 H311 Toxic in contact with skin Acute toxicity,dermal Category 3 Danger P280, P302+P352, P312, P322, P361,P363, P405, P501 H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning P261, P272, P280, P302+P352,P333+P313, P321, P363, P501 H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310 H332 Harmful if inhaled Acute toxicity,inhalation Category 4 Warning P261, P271, P304+P340, P312 H412 Harmful to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 3 P273, P501
Precautionary statements:	P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P270 Do not eat, drink or smoke when using this product. P271 Use only outdoors or in a well-ventilated area. P272 Contaminated work clothing should not be allowed out of the workplace. P273 Avoid release to the environment. P280 Wear protective gloves/protective clothing/eye protection/face protection. P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P302+P352 IF ON SKIN: wash with plenty of soap and water. P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P310 Immediately call a POISON CENTER or doctor/physician. P312 Call a POISON CENTER or doctor/physician if you feel unwell. P330 Rinse mouth. P332+P313 IF SKIN irritation occurs: Get medical advice/attention. P333+P313 IF SKIN irritation or rash occurs: Get medical advice/attention. P405 Store locked up. P501 Dispose of contents/container to..…