Isonicotinamide CAS 1453-82-3 yog pyridine derivative uas muaj cov pab pawg ua haujlwm amide. Amide functional pab pawg yog cov chav kawm tseem ceeb heev ntawm cov pab pawg ua haujlwm hauv cov organic tebchaw. Ntau cov khoom siv ntuj tsim, tshuaj intermediates thiab cov tshuaj muaj txiaj ntsig zoo ntxiv muaj cov pab pawg ua haujlwm amide.
Ntseeg Tshuaj yog ib tug ua Tuam Tshoj Isonicotinamide CAS 1453-82-3 chaw tsim tshuaj paus, tsum thiab exporter. Ua raws li kev ua raws li cov khoom lag luam zoo, kom peb cov Isonicotinamide CAS 1453-82-3 tau txaus siab los ntawm ntau tus neeg siv khoom. Shandong Ntseeg
Peb zoo ntawm qhov zoo ntawm cov khoom siv tshuaj lom neeg hauv thaj chaw. Peb cov khoom raug xa tawm mus rau Tebchaws Europe, Tebchaws Meskas, Nyiv, Kaus Lim Qab Teb, Sab Hnub Tuaj Asia thiab lwm lub tebchaws thiab cheeb tsam. Nrog rau kev tshawb fawb thiab thev naus laus zis raws li kev qhia, kev ncaj ncees raws li lub hauv paus, zoo li lub neej, thiab tso siab rau lub tswv yim kev lag luam ntawm kev tsim kho tshiab thiab kev loj hlob, peb cia siab tias yuav tsim kev sib pauv thiab kev koom tes nrog cov neeg siv khoom hauv tsev thiab txawv teb chaws los tsim kev vam meej!
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Khoom npe |
Isonicotinamide |
||
|
Formula |
C6H6N2O |
Molecular Luj |
122.12 |
|
CAS Nr. |
1453-82-3 : kuv |
Ntau |
500 KG |
|
Cov khoom |
Specification |
Cov txiaj ntsig |
|
Qhov tshwm sim |
Dawb rau Off-White |
Ua raws |
|
Assay |
99% | 99.28% |
|
TEEB MEEM |
Qhov tshwm sim ua raws li tus qauv |
|
Melting point 155-157 ° C (lit.)
Kub taw tes 227.52 ° C (roughestimate)
Qhov ceev 1.2236 (roughestimate)
Refractive index 1.5350 (kwv yees)
Cia tej yam kev mob Cia qis dua 30 ° C.
Solubility DMSO (me ntsis), Methanol (me ntsis)
Morphology Khoom
Acidity coefficient (pKa) pK1: 3.61 (1) (20 ° C)
ColorWhitetoOff-White
100mg ntawm ferric oxide, 100mg ntawm cobalt tetroxide thiab 100mg ntawm manganese dioxide tau ntxiv rau 6g ntawm tert-amyl cawv (ntau feem pua ntawm cov sib tov: 4.6%), 60mg 4-cyanopyridine (ntau feem pua ntawm cov khoom sib xyaw: Phau Ntawv Tshuaj 0.91%) 200uL dej (feem pua ntawm qhov sib tov: 3.0%), sib tov zoo; react ntawm 80 ° C rau 24 teev, kev hloov pauv ntawm 4-cyanopyridine yog 99.0%, thiab cov kev xaiv ntawm cov sib thooj 4-pyridinecarboxamide yog 99.0%.
