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N-Propylurea

N-Propylurea ??? ???
?? ??:
627-06-5
???:
N-Propylurea
???(??):
Propylurea;propyl-ure;1-Propylurea;N-PROPYLUREA;Urea, propyl-;Urea, N-propyl-;n-Propylurea,95%;n-Propylurea,98%;urea,monopropyl-;N-propylsulphamide
CBNumber:
CB0291446
???:
C4H10N2O
??? ??:
102.14
MOL ??:
627-06-5.mol

N-Propylurea ??

???
107 °C
?? ?
191.46°C (rough estimate)
??
1.0739 (rough estimate)
???
1.4386 (estimate)
?? ??
2-8°C
???
?? ?????.
CAS ??????
627-06-5(CAS DataBase Reference)
NIST
N-Propylurea(627-06-5)
EPA
Urea, propyl- (627-06-5)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
??? ?? Xn
?? ???? ?? 22
????? 24/25
RTECS ?? YU151550
TSCA Yes
????(GHS): GHS hazard pictograms
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H317 ????? ?? ??? ??? ? ?? ?? ??? ?? ?? 1 ?? GHS hazard pictograms P261, P272, P280, P302+P352,P333+P313, P321, P363, P501
H319 ?? ?? ??? ??? ?? ? ?? ?? ??? ?? ?? 2A ?? GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
??????:
P280 ????/???/???/?????? ?????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
NFPA 704
1
0 0

N-Propylurea C??? ??, ??, ??

??

n-Propylurea is used as a reactant in the preparation of N-1 monosubstituted 8-pyrazolyl xanthines as high affinity A2B adenosine receptor antagonists.

Purification Methods

Crystallise the urea from EtOH or EtOH/Et2O. [Biovin & Biovin Can J Chem 29 479 1951, IR: Biovin & Biovin Can J Chem 32 563 1954, Beilstein 4 H 142, 4 III 261, 4 IV 482.]

N-Propylurea ?? ?? ? ???

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N-Propylurea ?? ??

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N-Propylurea ?? ??:

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