Acetaminophen CAS NO.103-90-2

Acetaminophen Basic information

Product Name:    Acetaminophen
Synonyms:    PARACETAMOL BP2001;PARACETAMOL POWDER;PARACETAMOL POWDER BP;PARACETAMOL BP;ACETAMINOPHENOL POWDER PB/USP;PARACETAMOL DC GRADE;PARACETAMOL BP98;PARACETAMOL USP23,BP98
CAS:    103-90-2
MF:    C8H9NO2
MW:    151.16
EINECS:    203-157-5
Product Categories:    
Mol File:    103-90-2.mol
 

Acetaminophen Chemical Properties
Melting point     168-172 °C(lit.)
Boiling point     273.17°C (rough estimate)
density     1,293 g/cm3
refractive index     1.5810 (rough estimate)
Fp     11 °C
storage temp.     Store at RT
solubility     ethanol: soluble0.5M, clear, colorless
form     Crystals or Crystalline Powder
pka    9.86±0.13(Predicted)
color     White
PH    5.5-6.5 (H2O, 20℃)(saturated solution)
PH Range    5.5 - 6.5 (H O, 20 °C) (saturated solution)
explosive limit    15%(V)
Water Solubility     14 g/L (20 ºC)
Merck     14,47
BRN     2208089
InChIKey    RZVAJINKPMORJF-UHFFFAOYSA-N
CAS DataBase Reference    103-90-2(CAS DataBase Reference)
IARC    3 (Vol. 50, 73) 1999
NIST Chemistry Reference    Acetaminophen(103-90-2)
EPA Substance Registry System    Acetaminophen (103-90-2)

Safety Information
Hazard Codes     Xn,T,F
Risk Statements     22-36/37/38-52/53-36/38-40-39/23/24/25-23/24/25-11
Safety Statements     26-36-61-37/39-22-45-36/37-16-7
RIDADR     UN 3077 9/PG III
WGK Germany     1
RTECS     AE4200000
Autoignition Temperature    540 °C
TSCA     Yes
HazardClass     9
PackingGroup     III
HS Code     29242930
Hazardous Substances Data    103-90-2(Hazardous Substances Data)
Toxicity    LD50 in mice (mg/kg): 338 orally (Starmer), 500 i.p. (Dahlin, Nelson)