Melting point :230-232°C
Flash point :9℃
storage temp. :2-8°C
solubility :Very soluble in water, freely soluble in ethanol (96 per cent) and in methylene chloride.
form :Solid
color :White to Almost white
PH :pH (50g/L, 25℃) : 4.0～6.0
λmax :297nm(H2O)(lit.)
Merck :14,7786
BRN :4166397
BCS Class :1,3
InChI :InChI=1S/C17H20N2S.ClH/c1-13(18(2)3)12-19-14-8-4-6-10-16(14)20-17-11-7-5-9-15(17)19;/h4-11,13H,12H2,1-3H3;1H
InChIKey :XXPDBLUZJRXNNZ-UHFFFAOYSA-N
SMILES :N1(CC(C)N(C)C)C2C=CC=CC=2SC2=CC=CC=C12.Cl
CAS DataBase Reference :58-33-3(CAS DataBase Reference)
EPA Substance Registry System :Promethazine hydrochloride (58-33-3)

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 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 H411 Toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 2
Precautionary statements:	P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 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. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.