12345 3-hydroxyflavone CAS 577-85-5 CAS NO.577-85-5
Paub meej
Nqe lus piav qhia & Specification
| Qeb | Pharmaceutical Raw Materials, Fine Chemicals, Bulk Drug |
| Txuj | Txuj kev kho mob |
| Txee lub neej | 2 xyoo |
| Cia | yuav tsum tau muab cia rau hauv lub thawv kaw kom zoo ntawm qhov kub thiab txias, kom deb ntawm noo noo, cua sov thiab lub teeb. |
| Cov khoom kuaj | Txheem: USP |
| Kev txheeb xyuas | IR spectrum zoo ib yam li RS |
| HPLC tuav lub sij hawm zoo ib yam li RS | |
| Muaj feem xyuam | Tag nrho impurities: NMT0.3% |
| Ib qho impurity: NMT0.1% | |
| Cov hlau hnyav | NMT 10 ppm |
| Poob rau ziab | NMT 0.5% |
| Residue ntawm ignition | NMT 0.1% |
| Assay | 98.5% -101.0% |
Khoom Paub meej
Ntsiab lus
- Kub muag 4H-1-Benzopyran-4-one, 3-hydroxy-2-phenyl-
- 4H-1-Benzopyran-4-one, 3-hydroxy-2-phenyl-
- 4H-1-Benzopyran-4-one, 3-hydroxy-2-phenyl-
Cov ntsiab lus ceev
- ProName:4H-1-benzopyran-4-ib, 3-hydroxy-2-phen...
- Cas No:577-85-5 : kuv
- Molecular Formula:C15H10 O3
- Qhov tsos:ncauj lus kom ntxaws saib specifications
- Daim ntawv thov:Nws yog ib qho tseem ceeb raw khoom thiab nyob rau hauv ...
- Lub sij hawm xa tuaj:kom sai
- PackAge:raws li cov neeg xav tau
- Chaw nres nkoj:Shanghai
- ProductionCapacity:1-100 Metric Ton / Lub Hlis
- Purity:98%
- Cia:Khaws rau hauv qhov chaw qhuav, tsaus thiab qhov cua...
- Kev thauj mus los:los ntawm hiav txwv los yog huab cua
- LimitNum:1 Kilogram
- Qib:Qib Industrial
ntim & shipping
lub raj mis yas: hauv 10kg
| Cov khoom | Txuj | Kev tshwm sim |
| Qhov tshwm sim | Tawm dawb mus rau lub teeb xim av crystal hmoov | Lub teeb daj crystal hmoov |
| Assay | 99% min | 99.52% |
| Melting point | 72-75 : kuv℃ | 73.0-74.0 Nws℃ |
| Residue ntawm ignition | 0.2% max | 0.020% |
| Chloride | 0.05% max | Ua raws |
| Sulfate | 0.02% max | Ua raws |
Kev siv: trifluoromethanesulfonic acidyog dav siv hauv tshuaj, tshuaj lom neeg kev lag luam thiab lwm yam
packing & shipping
packing: 200kg / nruas los yog raws li tus neeg yuav tsum tau muaj
tus me nyuam: tsis pub dhau 3-5 hnub ua haujlwm tom qab kev txiav txim paub tseeb
Superiority
| cov khoom | txheem | tshwm sim |
| tsos | dawb crystalline hmoov | ua raws |
| pob tshab & xim | xeem dhau | ua raws |
| solubility | xeem dhau | ua raws |
| kev sib hloov | +12.0～ +13.0° | + 12.25 ° C |
| poob ntawm ziab | ≤ 0.5% | 0.16% |
| residue ntawm ignition | ≤0.1% | 0.03% |
| calcium | ≤0.02% | ± 0.02% |
| chlorides | ≤0.01% | ± 0.01% |
| hnyav hlau (raws li pb) | ≤ 0.001% | ± 0.001% |
| arsenic (raws li) | ≤ 0.0003% | ± 0.0003% |
| sulfate | ≤ 0.015% | ± 0.015% |
| oxalate ua | ≤ 0.035% | ± 0.035% |
| soj ntsuam | 99.7 ~ 100.5% (xws li c4h606) | 99.88% |
| xaus | Cov khoom no ua raws li tus qauv usp34.
| |
MIT-IVY Kev Lag Luam Co., Ltd.yog ib lub tuam txhab ua lag luam rau 19 xyoo,manufacturers ntawm organic intermediates:tshuaj intermediates.tshuaj dyestuff Cov neeg nruab nrab.Tshuaj tua kab nruab nrab.zoo. tshuaj tshwj xeeb Athena:008619961957599
peb muaj nyob rau hauv Tshuag, tus me nyuam lub sij hawm: 15 hnub
lKev Them Nyiaj: l / c thaum pom
1 FCL FOB Nqe:
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lN, N-Dimethyl-p-toluidine DMPT" 99-97-8 ib 4.6 US / KG
lN, N-Dimethyl-o-toluidine DMOT" 609-72-3 ib 3.84 US/KG
lm-Phenylenediamine MPDA 108-45-2 : kuv 5.57USD/KG
lMONOCHLOROACETONE 78-95-5 : kuv 3.19USD/KG
l1, 1, 3-Trichloroacetone 921-03-9 : kuv 3.67 US/KG
l2,4-Dichlorobenzyl Chloride 94-99-5 4.47 US/KG
l2,4-Dichlorobenzoyl chloride hmoov 89-75-8 ib 9.25USD / KG
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l"N, N-Dihydroxyethylaniline PEB" 120-07-00 Nws 4.31 US/KG
lN-Ethyl-m-toluidine 102-27-2 ib 4.28US/KG
l3- (N-ethylanilino)propiononitrile 148-87-8 ib 4.63 US/KG
lN-Ethyl-N-hydroxyethylaniline 92-50-2 ib 4.38US/KG
lN-ethyl-N-phenylbenzenethanamine92-59-1Nyhav: 7.49 US / KG
lN-2-cyanoethyl-N-ethyl-m-toluidine 148-69-6 ib4.68 US/KG
lN-Benzyl-N-ethyl-m-toluidine 119-94-8 ib4.84 US/KG
lN-Ethyl-o-toluidine 94-68-8 : kuv 4.51US/KG
lN-Ethylaniline 103-69-5 ib 4.38US/KG
l2-Methylphenylacetic acid 644-36-0: 4.38US/KG
l4-Chlorobenzoyl chloride 122-01-00 ib 4.48US/KG
l2-Chlorobenzoyl chloride 609-65-4 ib 4.38US/KG
l4-Chlorobenzaldehyde 104-88-1 : kuv 4.38US/KG
l2-Chlorobenzaldehyde 89-98-5 : kuv 4.38US/KG
l"2-Chlorobenzotrichloride OCTC 2136-89-2 : kuv4.38US/KG
l4-Chlorobenzotrichloride 5216-25-14.32 US/KG
l2,5-Dichlorotoluene 19398-61-9 4.31 US/KG
l2,3-Dichlorobenzaldehyde 6334-18-5 4.32 US/KG
l2',4'-Dichloroacetophenone 2234-16-4 : kuv 4.34US/KG
l2,4-dichlorotoluene 95-73-8 : kuv 4.31 US/KG
l2,3-Dichlorotoluene 32768-54-0 4.32 US/KG
l2,6-Dichlorotoluene 118-69-4 ib 4.37US/KG
l3,4-Dichlorotoluene 95-75-0 ib Nqe: 4.62USD / kg
lAuramine O CI Basic daj 2 " 2465-27-2 : kuv 3.1US/KG
lCrystal violet lactone CVL 1552-42-7 ib 37.9US/KG
l"Beta naphthol" 135-19-3 ib Nyhav: 2.45 US / KG
