4-Amino-3-hydroxybenzoic acid CAS 2374-03-0 yog daj-xim av rau xim av Crystalline hmoov. Lub melting point yog 211-215 ° C (lit.), lub boiling point yog 385.7 ± 37.0 ° C (Predicted).
Ntseeg tshuaj yog ib tug ua Tuam Tshoj 4-Amino-3-hydroxybenzoic acid CAS 2374-03-0 chaw tsim tshuaj paus, tsum thiab exporter. Ua raws li kev ua raws li cov khoom lag luam zoo, yog li peb 4-Amino-3-hydroxybenzoic acid CAS 2374-03-0 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 |
4-Amino-3-hydroxybenzoic acid |
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Formula |
C7H7NO3 |
Molecular Luj |
153.14 |
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CAS Nr. |
2374-03-0 : kuv |
Ntau |
500 KG |
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Cov khoom |
Specification |
Cov txiaj ntsig |
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Qhov tshwm sim |
Yellow-xim av rau xim av Crystalline hmoov |
Ua raws |
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Assay |
99% | 99.36% |
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TEEB MEEM |
Qhov tshwm sim ua raws li tus qauv |
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Melting point 211-215 ° C (lit.)
Kub taw tes 385.7 ± 37.0 ° C (kwv yees)
Qhov ceev: 1.028
Cia tej yam kev mob ua kom zoo, sealeddry, roomtemperature
Solubility DMSO (me ntsis), methanol (me ntsis)
Daim ntawv: crystal hmoov
Acidity coefficient (PKA) 4.74 ± 0.10 (kwv yees)
Xim: Yellow browntobrown
Dej solubility solubilincloroform, andaqeousthanol, dej (ib nrab miscible)
Synthesis ntawm cov organic intermediates.
