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???? ??? ???
?? ??:
7493-90-5
???:
????
???(??):
????
???:
threitol
???(??):
threitol;DL-Threitol 97%;DLThreitol,DL Threitol;dextro,laevo-erythritol;(2S,3S)-butane-1,2,3,4-tetrol;1,2,3,4-Butanetetrol, (2R,3R)-rel-;rel-(2R,3R)-butane-1,2,3,4-tetraol
CBNumber:
CB81399664
???:
C4H10O4
??? ??:
122.12
MOL ??:
7493-90-5.mol

???? ??

???
59-64 °C
?? ?
330.0±0.0 °C(Predicted)
??
1.430±0.06 g/cm3(Predicted)
?? ??
-20°C
???
?: ???50mg/mL, ????? ?? ???, ?? ?? ??? ???
?? ?? (pKa)
13.27±0.20(Predicted)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
??? ?? Xi
?? ???? ?? 36/37/38
????? 26-36
WGK ?? 3
????(GHS): GHS hazard pictograms
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H315 ??? ??? ??? ????? ?? ????? ?? 2 ?? GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 ?? ?? ??? ??? ?? ? ?? ?? ??? ?? ?? 2A ?? GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 ?? ???? ??? ? ?? ?? ???? ?? - 1? ??;???? ?? ?? 3 ?? GHS hazard pictograms
??????:
P261 ??·?·??·???·??·...·????? ??? ????.
P264 ?? ??? ?? ??? ????.
P264 ?? ??? ?? ??? ????.
P271 ?? ?? ??? ? ?? ???? ?????.
P280 ????/???/???/?????? ?????.
P302+P352 ??? ??? ??? ?? ????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.

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DL-Threitol is a sugar molecule and is usedul in the synthesis of pharmaceuticals. A diastereomer of erythritol. Cryoprotectant.

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