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Ngwaahịa

1,3-Dimethylurea

Nkọwa dị mkpirikpi:


  • Aha ngwaahịa:1,3-Dimethylurea
  • Ụdị okwu:1,3-Dimethylurea Factory;N,N'-Dimethylurea Factory;1,3-Dimethylurea COA TDS MSDS;n,n'-dimethylharnstoff;n,n'-dimethyl-ure;N,N'-Dimethylharnstoff;Symmetric dimethylurea; symmetricdimethylurea
  • CAS:96-31-1
  • MF:C3H8N2O
  • MW:88.11
  • EINECS:202-498-7
  • Ụdị ngwaahịa:Chemical Biology;Peptide Chemistry;Bioactive Small Molecules;Block Building;Carbonyl Compounds
  • Faịlụ Mol:96-31-1.mol
  • Nkọwa ngwaahịa

    Mkpado ngwaahịa

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    Njirimara Kemịkalụ Dimethylurea

    Ebe mgbaze 101-104 Celsius C (ọkụ)
    Ebe esi nri 268-270C (ọkụ)
    njupụta 1.142
    uzuoku mgbali 6 hp (115 Celsius C)
    index refractive 1.4715 (ọnụego)
    Fp 157 Celsius C
    nchekwa okpomọkụ. Chekwaa n'okpuru +30 Celsius.
    solubility H2O: 0.1 g/ml, doro anya, enweghị agba
    pka 14.57± 0.46 (buru amụma)
    ụdị kristal
    agba Ọcha
    PH 9.0-9.5 (100g/l, H2O, 20 ℃)
    Mmiri Solubility 765 g/L (21.5ºC)
    BRN 1740672
    InChiKey MGJKQDOBUOMPEZ-UHFFFAOYSA-N
    LogP -0.783 na 25 ℃
    Ntuziaka dataBase CAS 96-31-1(CAS DataBase ntụaka)
    Ntuziaka Chemistry NIST Urea, N, N'-dimethyl-(96-31-1)
    Sistemụ ndekọ ihe EPA 1,3-Dimethylurea (96-31-1)

    Ozi nchekwa

    Nkwupụta ihe egwu 62-63-68
    Nkwupụta nchekwa 22-24/25
    WGK Germany 1
    RTECS YS9868000
    F 10-21
    Okpomọkụ akpaaka 400 Celsius C
    TSCA Ee
    Koodu HS 29241900
    Data ihe dị ize ndụ 96-31-1(Data ihe dị ize ndụ)
    Nsi LD50 ọnụ na oke bekee: 4000 mg / kg

    Ojiji Dimethylurea na Synthesis

    Nkọwa 1, 3-Dimethylurea bụ urea ewepụtara ma jiri ya mee ihe dị ka etiti na njikọ organic.Ọ bụ ntụ ntụ kristal na-enweghị agba nke nwere obere nsi.A na-ejikwa ya maka njikọ nke caffeine, ọgwụ ọgwụ, ihe enyemaka textile, herbicides na ndị ọzọ.N'ime ụlọ ọrụ nhazi akwa, a na-eji 1,3-dimethylurea mee ihe dị ka etiti maka mmepụta nke formaldehyde na-enweghị nlekọta nlekọta dị mfe maka textiles.N'ime ndekọ ngwaahịa Switzerland, enwere ngwaahịa 38 nwere 1,3-dimethylurea, n'ime ha ngwaahịa 17 ezubere maka iji ndị ahịa.Ụdị ngwaahịa bụ dịka agba na ihe nhicha.Ọdịnaya nke 1,3-dimethylurea na ngwaahịa ndị ahịa ruru 10 % (Ndeba aha ngwaahịa Switzerland, 2003).Atụpụtala iji ihe ịchọ mma eme ihe, mana enweghị ozi dị maka iji ya na ngwa ndị dị otú ahụ.
    Njirimara kemịkalụ kristal ọcha
    Na-eji N,N"-Dimethylurea nwere ike iji:

    • Dị ka ihe mmalite ka synthesizeN,N"-dimethyl-6-amino uracil.
    • Na mgbakwunye na β-cyclodextrin, iji mepụta ngwakọta na-agbaze dị ala (LMM), nke enwere ike iji dị ka ihe mgbaze maka mmeghachi omume hydroformylation na Tsuji-Trost.
    • Iji synthesizeN,N′-disubstituted-4-aryl-3,4-dihydropyrimidines site na condensation Biginelli n'okpuru ọnọdụ enweghị mgbaze.

     

    Nkọwa ChEBI: Onye otu klas nke ureas bụ urea nke otu methyl nọchiri anya ya n'ọkwa 1 na 3.
    Nkọwa zuru oke Kristal na-enweghị agba.
    Mmeghachi omume ikuku & mmiri Mmiri soluble.
    Profaịlụ mmeghachi omume 1,3-Dimethylurea bụ amide.Amides/imides na-emeghachi omume na ogige azo na diazo iji mepụta gas na-egbu egbu.A na-emepụta gas na-ere ọkụ site na mmeghachi omume nke organic amides/imides nwere ihe ndị na-ebelata ike.Amides bụ ntọala adịghị ike (adịghị ike karịa mmiri).Imides adịchaghị mkpa ma n'ezie na-emeghachi omume na ntọala siri ike iji mepụta nnu.Ya bụ, ha nwere ike meghachi omume dị ka acid.Ịgwakọta amides na ihe na-eme ka mmiri na-ekpo ọkụ dị ka P2O5 ma ọ bụ SOCl2 na-emepụta nitrile kwekọrọ.Mkpokọta nke ogige ndị a na-emepụta oxides ngwakọta nke nitrogen (NOx).
    Ihe ize ndụ ahụike OKWU OKWU/ỌZỌ NA-AGBA: Mgbe a na-ekpo ọkụ ka ọ ree 1,3-Dimethylurea na-ewepụta uzuzu na-egbu egbu.
    Ihe ize ndụ ọkụ Data ntụpọ Flash maka 1,3-Dimethylurea adịghị;1,3-Dimethylurea nwere ike ịbụ ọkụ.
    Profaịlụ nchekwa Na-egbu egbu na-adịchaghị mma site na ụzọ intraperitoneal.Nnwale teratogenic na mmetụta ịmụ nwa.Akọrọ data mmụgharị mmadụ.Mgbe ọ na-ekpo ọkụ ka ire ere, ọ na-ewepụta uzuzu na-egbu egbu nke NOx
    Ụzọ nke ịdị ọcha Kpuchie urea site na acetone/diethyl ether site na ịjụ oyi n'ime bat ice.Mepụtakwa ya site na EtOH wee kpoo ya na 50o/5mm maka awa 24 [Bloemendahl & Somsen J Am Chem Soc 107 3426 1985].[Beilstein 4 IV 207.]

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