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111-17-1

Name 3,3'-Thiodipropionic acid
CAS 111-17-1
EINECS(EC#) 203-841-3
Molecular Formula C6H10O4S
MDL Number MFCD00002781
Molecular Weight 178.21
MOL File 111-17-1.mol
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Chemical Properties

Definition A dicarboxylic acid.
Appearance WHITE FINE CRYSTALLINE POWDER
Melting point  131-134 °C(lit.)
Boiling point  280.43°C (rough estimate)
density  1.238 (estimate)
vapor pressure  0.004Pa at 25℃
refractive index  1.5500 (estimate)
Fp  128 °C
storage temp.  Store below +30°C.
solubility  40g/l
form  Fine Crystalline Powder
pka pK1:4.085;pK2:5.075 (18°C)
color  White
Water Solubility  40 g/L (25 ºC)
Merck  14,9332
BRN  1210299
InChIKey ODJQKYXPKWQWNK-UHFFFAOYSA-N
Uses
Thiodipropionic Acid is an antioxidant used to prevent fats and oils from going rancid. It has the same functionality as bha, bht, and propyl gallate.
CAS DataBase Reference 111-17-1(CAS DataBase Reference)
NIST Chemistry Reference 3,3'-Thiodipropionic acid(111-17-1)
EPA Substance Registry System 111-17-1(EPA Substance)
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Safety Data

Hazard Codes  Xi
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
R36:Irritating to the eyes.
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
S37/39:Wear suitable gloves and eye/face protection .
WGK Germany  2
RTECS  UF7990000
TSCA  Yes
HS Code  29309070
Hazardous Substances Data 111-17-1(Hazardous Substances Data)
Toxicity
LD50 orally in Rabbit: 3000 mg/kg

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