5445-51-2

Name 1,1-Cyclobutanedicarboxylic acid
CAS 5445-51-2
EINECS(EC#) 226-651-2
Molecular Formula C6H8O4
MDL Number MFCD00001325
Molecular Weight 144.13
MOL File 5445-51-2.mol
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Chemical Properties

Appearance white fine crystalline powder
Melting point  158 °C(lit.)
Boiling point  222.71°C (rough estimate)
density  1.3217 (rough estimate)
refractive index  1.5800 (estimate)
storage temp.  Store below +30°C.
solubility  DMSO (Slightly), Methanol (Slightly)
form  Fine Crystalline Powder
pka pK1:3.13 ;pK2:5.88 (25°C)
color  White
BRN  2046031
InChI InChI=1S/C6H8O4/c7-4(8)6(5(9)10)2-1-3-6/h1-3H2,(H,7,8)(H,9,10)
InChIKey CCQPAEQGAVNNIA-UHFFFAOYSA-N
SMILES C1(C(O)=O)(C(O)=O)CCC1
CAS DataBase Reference 5445-51-2(CAS DataBase Reference)
NIST Chemistry Reference 1,1-Cyclobutanedicarboxylic acid(5445-51-2)
EPA Substance Registry System 5445-51-2(EPA Substance)

Safety Data

Symbol(GHS)  Corrosion (GHS05)
GHS05
Signal word  Danger
Hazard statements  H314
Precautionary statements  P260-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338-P363
Hazard Codes  C
Risk Statements 
R34:Causes burns.
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
RIDADR  UN 3261 8/PG 2
WGK Germany  3
RTECS  GU1335000
Hazard Note  Corrosive
TSCA  T
REACH Registrations Active
HazardClass  8
PackingGroup  III
HS Code  29172000
Storage Class 8A - Combustible corrosive hazardous materials
Hazard Classifications Skin Corr. 1B

Raw materials And Preparation Products

Hazard Information

Material Safety Data Sheet(MSDS)

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