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    1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone

    1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone ??? ???
    ?? ??:
    7226-23-5
    ???:
    1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone
    ???(??):
    DMPU;Lycii Cortex;DMPU(solvent);Cortex Lycii P.E.;Tedizolid Impurity 69;LABOTEST-BB LT00848352;DIMETHYLPROPYLENE UREA;3-DiMethyl-propyleneurea;1,3-DIMETHYL-PROPYLENEUREA;N,N'-DIMETHYLPROPYLENEUREA
    CBNumber:
    CB4675240
    ???:
    C6H12N2O
    ??? ??:
    128.17
    MOL ??:
    7226-23-5.mol

    1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone ??

    ???
    -20 °C
    ?? ?
    146 °C44 mm Hg(lit.)
    ??
    1.06 g/mL at 25 °C(lit.)
    ???
    0.5 hPa (57 °C)
    ???
    n20/D 1.488(lit.)
    ???
    121 °C
    ?? ??
    Store below +30°C.
    ??? ??
    Liquid
    ?? ?? (pKa)
    -0.65±0.20(Predicted)
    ??
    Clear colorless to slightly yellow
    ??????(pH)
    11 (100g/l, H2O, 20℃)
    ????
    1.6-9.3%(V)
    ???
    soluble
    ??
    Hygroscopic
    BRN
    110562
    InChIKey
    GUVUOGQBMYCBQP-UHFFFAOYSA-N
    CAS ??????
    7226-23-5(CAS DataBase Reference)
    EPA
    2(1H)-Pyrimidinone, tetrahydro-1,3-dimethyl- (7226-23-5)
    ??
    • ?? ? ?? ??
    • ?? ? ???? ?? (GHS)
    ??? ?? Xn
    ?? ???? ?? 22-36-43-62-41
    ????? 23-26-36/37/39-45
    WGK ?? 2
    RTECS ?? UW7582500
    F ?????? 3-10
    ?? ?? ?? 255 °C
    TSCA Yes
    HS ?? 29335995
    ?? LD50 orally in Rabbit: 1770 mg/kg
    ????(GHS):
    ?? ?: Danger
    ??·?? ??:
    ?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
    H302 ??? ??? ?? ?? ?? - ?? ?? 4 ?? P264, P270, P301+P312, P330, P501
    H315 ??? ??? ??? ????? ?? ????? ?? 2 ?? P264, P280, P302+P352, P321,P332+P313, P362
    H317 ????? ?? ??? ??? ? ?? ?? ??? ?? ?? 1 ?? P261, P272, P280, P302+P352,P333+P313, P321, P363, P501
    H318 ?? ?? ??? ??? ?? ? ?? ?? ??? ?? ?? 1 ?? P280, P305+P351+P338, P310
    H319 ?? ?? ??? ??? ?? ? ?? ?? ??? ?? ?? 2A ?? P264, P280, P305+P351+P338,P337+P313P
    H361 ?? ?? ????? ??? ??? ??? ??? ???? ?? ?? 2 ?? P201, P202, P281, P308+P313, P405,P501
    ??????:
    P201 ?? ? ?? ???? ?????.
    P264 ?? ??? ?? ??? ????.
    P264 ?? ??? ?? ??? ????.
    P270 ? ??? ??? ??? ???, ???? ???? ???.
    P280 ????/???/???/?????? ?????.
    P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
    P405 ???? ?????.
    P501 ...? ??? / ??? ?? ???.
    NFPA 704
    1
    2 1

    1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone MSDS


    DMPU

    1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone C??? ??, ??, ??

    ??? ??

    1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone is clear colorless to slightly yellowish liquid

    ??

    1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone is a versatile organic solvent in and less toxic than HMPA. It is mainly applied in the synthesis of pharmaceuticals and agrochemicals. DMPU is also used in the electronics industry.

    ??

    1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone is a versatile solvent used in the N-alkylation of chiral and O-alkylation of aldoses. It is involved in the preparation of poly(aryl ethers). It is a cyclic urea and used as a polar aprotic organic solvent. Further, it reacts with trifluoro-methanesulfonic acid anhydride to prepare 2,2'-oxy-bis(1,3-dimethyl-tetrahydropyrimidinium) bis(trifluoromethanesulfonate).

    1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone ?? ?? ? ???

    ???

    ?? ??


    1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone ?? ??

    ???( 331)?? ??
    ??? ?? ?? ??? ?? ?? ? ??
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    1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone ?? ??:

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