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3,4-Difluoronitrobenzene | 369-34-6
Khoom Specification: Yam khoom 3,4-Difluoronitrobenzene Cov ntsiab lus ≥99% Ceev 1.5 ± 0.1 g / cm3 Boiling Point 200.0 ± 0.0 °C ntawm 760 mmHg Melting Point 80-81ºC (14 mmHg) Tshwm sim Transparent Yellow Liquid, LogP 4-Difluoronitrobenzene yog siv rau kev sib txuas ntawm nitrogen-carbon txuas (azobenzylphenyl) oxazolidinones nrog cov tshuaj tua kab mob. Nws kuj tau siv rau kev npaj ntawm ob qho tib si piperazinylphenyl thiab piperidinylphenyl hloov oxazol ... -
2-Chloro-4-Nitroimidazole | 57531-37-0
Khoom Specification: Yam khoom 2-Chloro-4-Nitroimidazole Cov Khoom Siv Muaj Zog ≥99% Melting Point 216-217 °C Qhov ntom ntom 1.7+0.1 g/cm Boiling Point 386.8 + 34.0 °C ntawm 760 mmHg Molecular Luj 147.52 Flash. C Exact Mass 146.983551 Psa 74.50000 Logp 0.66 Vapor Pressure 0.0 + 0.9 mmHg ntawm 25 ° C Refractive Index 1.631 Cov Khoom Muag: 2-Chloro-4-nitroimidazole yog ib qho heterocyclic siv los ua cov tshuaj siv tshuaj thiab siv tau. Daim ntawv thov: 2-Chlor... -
2-Fluoro-4-Nitrotoluene | 1427-07-2 : kuv
Khoom Specification: Yam khoom 2-Fluoro-4-Nitrotoluene Cov ntsiab lus (%) ≥ 99 Melting Point 31-35 °C ntom 1.3021 g/mL Flash Point 165 °F Cov Khoom Muag: 2-Fluoro-4-Nitrotoluene yog ib qho tshuaj fluoride, thiab aromatic fluorides yog ib qho tseem ceeb intermediates rau synthesis ntawm ntau yam functional fluorinated organic tebchaw, yog li ntawd lawv txoj kev synthesis occupies ib tug tseem ceeb heev txoj hauj lwm nyob rau hauv cov tshuaj thiab cov ntaub ntawv. Daim ntawv thov: (1) 2-Fluoro-4-N... -
4-Bromo-2-Chlorotoluene | 89794-02-5
Khoom Specification: Yam khoom 4-Bromo-2-Chlorotoluene Cov ntsiab lus (%) ≥ 99 Melting Point 43 ° C Ceev 1.54 g/mL Flash Point 220 °F Cov lus piav qhia: 4-Bromo-2-Chlorotoluene yog ib qho khoom siv feem ntau siv tshuaj thiab tshuaj tua kab. . Daim ntawv thov: 4-Bromo-2-Chlorotoluene yog ib qho kev siv tshuaj thiab tshuaj tua kab nruab nrab. Pob: 25 kgs / hnab los yog raws li koj thov. Cia: Khaws ntawm qhov chaw muaj cua, qhuav. Executive Standard: International St... -
5-Bromo-2-Methylaniline | 39478-78-9
Khoom Specification: Yam khoom 5-Bromo-2-Methylaniline Cov ntsiab lus (%)≥ 99 Melting Point 33 ° C Qhov ntom 1.49 g / mL Flash Point> 230 ° F Cov Khoom Muag: Organic synthesis intermediate. Daim ntawv thov: Organic synthesis intermediate. Pob: 25 kgs / hnab los yog raws li koj thov. Cia: Khaws ntawm qhov chaw muaj cua, qhuav. Executive Standard: International Standard. -
4-Oxopiperidinium Chloride | 41979-39-9
Khoom Specification: Yam khoom 4-oxopiperidinium chloride Cov ntsiab lus (%) ≥ 99 Boiling Point 175.1 ℃ ntawm 760mmHg Ceev 1.001g/cm3 Precision Quality 135.045090 Flash Point 84.6 ℃ Cov lus piav qhia: 4-Oxopiperidinium Chloride tseem ceeb heev rau cov tshuaj tua kab mob tshuaj additives. Daim ntawv thov: 4-Oxopiperidinium Chloride yog ib qho tseem ceeb nruab nrab ntawm cov tshuaj, tshuaj tua kab thiab lwm yam tshuaj additives. Pob: 25 ... -
4-Phenylphenol | 92-69-3
Khoom Specification: Yam khoom 4-Phenylphenol Cov ntsiab lus (%) ≥ 99 Melting Point (℃) ≥ 164-166 ° C Ceev 1.0149 PH 7 Flash Point 330 °F Cov Khoom Muag: P-Hydroxybiphenyl yog siv los ua cov tshuaj zas, resin thiab roj hmab intermediates. P-Hydroxybiphenyl synthesized liab teeb-txhim kho; ntsuab lub teeb-txhim kho dye yog ib qho ntawm cov khoom siv tseem ceeb rau cov yeeb yaj kiab xim, kuj siv los ua cov tshuaj analytical reagent. Colorimetric txiav txim siab ntawm acetaldehyde thiab lactic acid, quantitati ... -
N-Methyl-2-pyrrolidone (NMP) | 872-50-4 : kuv
Khoom Specification: Cov Khoom Siv Hluav Taws Xob Qib Muaj Qib General Qib Cov Ntsiab Lus Tseem Ceeb (%) ≥99.9 ≥99.8 ≥99.8 Moisture(%) ≤0.02 ≤0.05 ≤0.05 Xim ≤10 ≤15 ≤15 Ceev (g / ml) 1.029 ~ 1.035 ~ 1.029 ~ 1.035 1.029 ~ 1.035 Refractive Index (ND20) 1.467-1.471 Dawb Amine (Monomethylamine) wt% 0.003 0.01 – PH Tus Nqi 7-9 7-10 – Γ-Butyrolactone(GC, wt%) ≤0.5MP Khoom Description: ≤0.105 ) yog pola... -
Phenethyl cawv | 60-12-8 : kuv
Product Specification Ib cov kua uas tsis muaj xim nrog ib lub rose aroma. Soluble nyob rau hauv ethanol, ether, glycerol, me ntsis soluble nyob rau hauv dej, me ntsis soluble nyob rau hauv ntxhia roj. Khoom Piav Qhia Yam Khoom Sab Hauv Tus Txheej Txheem Melting point -27 ℃ Boiling point 219-221 ℃ Density 1.020 Solubility 20g/L Daim ntawv thov dav siv los npaj cov ntsiab lus rau xab npum thiab tshuaj pleev ib ce. Nws yog siv rau txhua hnub tshuaj lom neeg thiab cov khoom noj khoom haus, thiab dav siv rau kev npaj xab npum thiab tshuaj pleev ib ce essence. Artificial Rose... -
Trans-4- Hydroxycinnamic Acid | 501-98-4 ib
Khoom Piav Qhia Yam Khoom Sab Hauv Tus Txheej Txheem Melting point 214 ℃ Boiling point 231.6 ℃ Density 1.1403 Solubility ethanol: 50 mg/mL Application Siv los ua ib qho nruab nrab hauv kev lag luam tshuaj thiab txuj lom. Siv los ua ib qho nruab nrab hauv rodenticides. Pob: 25 kgs / hnab los yog raws li koj thov. Cia: Khaws ntawm qhov chaw muaj cua, qhuav. Executive Standard: International Standard. -
Trans-Cinnamic Acid | 140-10-3 ib
Khoom Piav Qhia Yam Khoom Sab Hauv Tus Txheej Txheem Melting point 133 ℃ Boiling point 300 ℃ Density 1.248 Solubility 0.4g/L Application Cinnamic acid yog ib qho tseem ceeb nruab nrab rau cov tshuaj zoo synthesis, uas yog dav siv hauv tshuaj, txuj lom, plastics, photosensitive resins thiab lwm yam khoom siv tshuaj. Pob: 25 kgs / hnab los yog raws li koj thov. Cia: Khaws ntawm qhov chaw muaj cua, qhuav. Executive Standard: International Standard. -
Caffeic acid | 331-39-5 : kuv
Khoom Specification Caffeic acid yog dav faib nyob rau hauv ntau hom tshuaj suav tshuaj nroj tsuag, xws li Herba Artemisiae, Herba Thistle, Honeysuckle, thiab lwm yam. Nws belongs rau phenolic acid tebchaw, thiab muaj kev tiv thaiv kab mob plawv, tiv thaiv kev hloov thiab tiv thaiv qog noj ntshav, tiv thaiv kab mob. thiab tshuaj tiv thaiv kab mob, lipid thiab qabzib txo qis, tiv thaiv kab mob leukemia, tiv thaiv kab mob, cholagogic thiab hemostatic, antioxidant thiab lwm yam teebmeem tshuaj. Product Description Yam khoom Internal standard ...
