Khoom Description
Cov khoom siv sib xws rau CAS No. 4562 - 27 - 0 yog 4 - Hydroxypyrimidine, uas kuj muaj npe xws li 4(3H)-Pyrimidinone. Nws cov mis molecular yog C₄H₄N₂O, molecular hnyav yog 96.09, EINECS No. yog 224 - 932 - 4, Beilstein/Reaxys No. yog 609975, thiab MDL No. yog MFCD00167178.
4 - Hydroxypyrimidine feem ntau tshwm li dawb los yog tawm - dawb muaju los yog hmoov. Lub melting point yog nyob rau hauv qhov ntau ntawm 162 - 169 degree, qhov ceev yog 1.28, lub refractive index yog 1.596, thiab lub flash point yog 65.5 degree. Nws yog soluble hauv qee cov kuab tshuaj organic, me ntsis soluble hauv DMSO, thiab me ntsis soluble hauv methanol.
Cov ntaub ntawv yooj yim
| Qhov tshwm sim | dawb los yog dawb dawb crystalline |
| Melting point | 163 - 167 degree |
| Qhov ntom | 1.28 |
| Cia tej yam kev mob | 2 - 8 degree |
| Acidity coefficient (pKa) | 9. |
| Daim ntawv | khov kho |
| CAS database | 4562 - 27 - 0 |
Cov ntaub ntawv kev nyab xeeb
WGK Lub Tebchaws Yelemees: 3, qhia txog kev phom sij dej loj.
RTECS No.: UW7350100.
Cov cuab yeej tiv thaiv: kev tiv thaiv qhov muag, hnab looj tes, N95- hom (US) qhov ncauj qhov ntswg, thiab lwm yam yuav tsum tau ua thaum ua haujlwm.
Siv
4 - Hydroxypyrimidine tuaj yeem siv los ua heterocyclic tsev thaiv los ua ke ntau lwm cov tshuaj lom neeg lom neeg, ua lub luag haujlwm hauv kev tshawb fawb thiab kev tsim kho tshuaj thiab lwm yam haujlwm.
Tuam txhab Profile
Gnee Chemical Co., Ltd. yog ib lub tuam txhab tshwj xeeb hauv kev tshawb fawb, kev tsim kho, tsim khoom thiab muag khoom ntawm phytochemicals thiab tshuaj zoo.
Cov khoom siv dav siv hauv cov khoom qab zib thiab cov tshuaj tsw qab, cov khoom tu tus kheej, cov nplaum nplaum, coatings, inks. Detergents, Pigments, Dyes, Roj Hmab, Yas, Tshuaj tua kab, Pharmaceuticals, Electronics, Surfactants, UV, Oilfield, Textiles, Asphalt, Mining Flotation, Metallurgy, Petrochemicals thiab lwm yam lag luam.
FAQ
1. Kuv yuav tau txais tus nqi li cas?
-Peb feem ntau hais hauv 24 teev tom qab tau txais koj qhov kev nug (tsis suav hnub so thiab hnub so).
-Yog tias koj xav tau tus nqi nrawm, thov email lossis tiv tauj peb los ntawm lwm txoj kev kom peb tuaj yeem hais lus rau koj.
2. Koj lub sijhawm xa khoom yog dab tsi?
-Nws nyob ntawm tus naj npawb ntawm kev txiav txim thiab lub caij uas koj tso koj xaj.
-Feem ntau, kev txiav txim tuaj yeem xa tuaj tsis pub dhau 7-15 hnub rau kev txiav txim me me thiab 25 hnub rau kev txiav txim loj.
3. Txoj kev xa khoom yog dab tsi?
-Koj tuaj yeem nkoj los ntawm hiav txwv, huab cua, lossis nthuav qhia (EMS, UPS, DHL, TNT, FEDEX, thiab lwm yam).
Cim npe nrov: cas:4562-27-0|4-hydroxypyrimidine, Tuam Tshoj cas:4562-27-0|4-hydroxypyrimidine manufacturers, lwm tus neeg, Hoobkas
