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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 ... -
Ferulic Acid | 1135-24-6 : kuv
Khoom Specification Ferulic acid yog ib hom tshuaj tsw qab uas muaj nyob rau hauv lub ntiaj teb cov nroj tsuag, uas yog ib feem ntawm Suberin. Nws tsis tshua muaj nyob hauv lub xeev dawb hauv cov nroj tsuag, thiab feem ntau tsim lub xeev khi nrog oligosaccharides, polyamines, lipids thiab polysaccharides. Khoom Piav Qhia Yam Khoom Sab Hauv Tus Txheej Txheem Melting point 168-172 ℃ Boiling point 250.62 ℃ Density 1.316 Solubility DMSO (me ntsis) Daim ntawv thov Ferulic acid muaj ntau yam kev noj qab haus huv, xws li ... -
Tyramine hydrochloride | 60-19-5 ib
Khoom Piav Qhia Yam Khoom Internal standard Melting point 253-255 ℃ Boiling point 269 ℃ Density 1.10g/cm3 PH ＜ 7 Application Mainly use as intermediate in organic synthesis. Pob: 25 kgs / hnab los yog raws li koj thov. Cia: Khaws ntawm qhov chaw muaj cua, qhuav. Executive Standard: International Standard. -
Tyramine | 51-67-2
Khoom Specification Xim rau xim av muaju, nrog qee yam solubility hauv dej thiab soluble hauv feem ntau cov kuab tshuaj organic. Khoom Piav Qhia Yam Khoom Sab Hauv Tus Txheej Txheem Melting point 160-162 ℃ Boiling point 175-181 ℃ Density 1.063g/cm3 Solubility Me ntsis Soluble Application P-hydroxy Phenethylamine tuaj yeem siv los ua ib qho nruab nrab hauv cov organic synthesis thiab tshuaj chemistry, uas feem ntau yog siv hauv cov tshuaj lom neeg. Kev tshawb fawb thiab tshuaj molecular hloov kho ib ... -
levodopa | 59-92-7 : kuv
Khoom Specification Me ntsis soluble hauv dej, xyaum insoluble ethanol (96 feem pua). Nws yog dawb do soluble nyob rau hauv 1 M hydrochloric acid thiab sparingly soluble nyob rau hauv 0.1 M hydrochloric acid. Khoom Piav Qhia Yam Khoom Sab Hauv Tus Txheej Txheem Melting point 276-278 ℃ Boiling point 334.28 ℃ Density 1.307 Solubility Me ntsis Soluble Daim ntawv thov Levodopa muaj peev xwm kho Parkinson's disease thiab Parkinson's syndrome.Kho siab coma, txhim kho lub hauv paus ua haujlwm, ma... -
Dopamine Hydrochloride | 62-31-7
Khoom Specification Dawb koob zoo li crystalline los yog crystalline hmoov. Melting point 240-241 ℃ (decomposition). Yooj yim soluble hauv dej, soluble hauv methanol thiab kub 95% ethanol, soluble hauv sodium hydroxide tov, insoluble hauv ether, chloroform thiab benzene. Tsis muaj tsw, me ntsis iab saj. Khoom Piav Qhia Yam Khoom Internal standard Melting point 248-250 ℃ Boiling point 334.28 ℃ Density 1.4g/cm3 Solubility me ntsis Soluble Daim ntawv thov cov khoom no ... -
4-Hydroxybenzaldehyde | 123-08-00 ib
Khoom Piav Qhia Yam Khoom Sab hauv tus qauv melting point 112-116 ℃ Boiling point 191 ℃ Ceev 1.129g / cm3 Solubility me ntsis Soluble Daim ntawv thov Nws yog siv los ua ib qho tseem ceeb nruab nrab hauv kev lag luam tshuaj thiab tshuaj tsw qab. Kev tsim khoom lag luam feem ntau suav nrog phenol, P-Cresol, p-nitrotoluene thiab lwm yam khoom siv raw. Cov txheej txheem nta yooj yim muaj cov ntaub ntawv raw, txheej txheem tsim khoom yooj yim, tab sis tsis tshua muaj txiaj ntsig thiab tus nqi siab ... -
3-(4-Hydroxyphenyl)propionic Acid | 501-97-3 : kuv
Khoom Specification Feem ntau yog dawb los yog lub teeb daj crystals nrog irritating zog. Melting point 129 ~ 130, Dissociation tas li pKa 4.76 (25 ℃), soluble hauv ethanol, ethyl acetate thiab dej kub, insoluble nyob rau hauv benzene, chloroform, ether thiab lwm yam kuab tshuaj. Khoom Piav Qhia Yam Khoom Sab Hauv Tus Qauv Txheej Txheem ≥ 98% Melting point 129-131 ℃ Ceev 1.17 Solubility Me ntsis Soluble Daim Ntawv Thov Raws li kev siv tshuaj nruab nrab, p-hydroxy Phenylpropanoic aci ... -
4-Hydroxyphenylacetic Acid | 156-38-7 : kuv
Khoom Specification Nws yog dawb acicular crystalline khoom nyob rau hauv ib txwm kub thiab siab. Nws muaj cov dej tsis zoo hauv dej, tab sis yooj yim soluble hauv cov organic solvents, xws li ethyl acetate, Dimethyl sulfoxide, thiab lwm yam. P-hydroxy Phenylacetic acid belongs rau phenol tebchaw. Ua ke nrog cov carboxyl pawg nyob rau hauv nws cov qauv, cov khoom qhia muaj zog acidity. Khoom Piav Qhia Yam Khoom Sab Hauv Tus Qauv Txheej Txheem ≥ 99% Melting point 149-150 ℃ PH 2.0-2.4 ...
