Product Description

|
Melting point |
185-190 degree |
|
Boiling point |
235 degree |
|
Qhov ntom |
1.552 |
|
Vapor siab |
{{0}} 0± 1.0 mmHg ntawm 25 degree |
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Refractive Index |
n20/D 1.4002 (lit.) |
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Flash point |
206 degree |
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PSA |
74.60000 |
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logP |
-0.06420 |
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Qhov tshwm sim |
Dawb crystalline hmoov |
Cia
1). Khaws rau hauv ib qho chaw txias, ventilated warehouse. Khaws kom deb ntawm qhov hluav taws kub thiab cua sov. Nws yuav tsum tau muab cais tawm ntawm oxidizing tus neeg sawv cev, txo cov neeg ua haujlwm thiab alkalis, thiab yuav tsum tsis txhob sib xyaw.
2). Nruab nrog ntau yam tsim nyog thiab ntau ntawm cov khoom siv tua hluav taws. Qhov chaw cia khoom yuav tsum tau nruab nrog cov ntaub ntawv tsim nyog los tiv thaiv cov xau.
Daim ntawv thov
1). Feem ntau yog siv los tsim cov derivatives xws li succinic anhydride thiab succinic acid esters, siv los ua raw cov ntaub ntawv rau xim, dyes, adhesives, tshuaj, thiab lwm yam.
2). Siv raws li tshuaj reagent thiab chromatographic reagent, kuj siv nyob rau hauv kev npaj ntawm tsis.
3). Succinic acid yog nruab nrab ntawm fungicide myclobutanil thiab cog kev loj hlob regulator butyrylhydrazine.
Chemical Properties
Reacts nrog bases. Cov tshuaj tiv thaiv xws li esterification thiab txo qis kuj tuaj yeem tshwm sim. Lub cev qhuav dej los ntawm tshav kub los ua succinic anhydride. Nucleophilic hloov cov tshuaj tiv thaiv tuaj yeem tshwm sim, pawg hydroxyl hloov los ntawm halogen atoms, amine compounds, acyl pawg, thiab lwm yam.
Pharmacological teebmeem
1. Antibacterial nyhuv ntawm succinic acid nyob rau hauv 2mg / ml concentration ntawm Staphylococcus aureus, Katharococcus, as well as typhoid fever, ntsuab pus, metamorphosis, dysentery bacillus muaj ib tug inhibitory nyhuv.
2. Central inhibitory nyhuv ntawm nas, nas, guinea npua, luav, miv thiab dev intraperitoneal txhaj ntawm succinic acid tuaj yeem tiv thaiv tsiaj tiv thaiv hyperbaric oxygen, electroconvulsions thiab audiogenic convulsions. Cov nyhuv anticonvulsant muaj feem xyuam rau qhov nce ntawm GABA cov ntsiab lus hauv lub hlwb. Cov txheej txheem kub phaj muaj cov nyhuv analgesic, thiab pentobarbital muaj cov nyhuv synergistic, muaj cov nyhuv sedative thiab txo lub cev kub.
3. Anti-ulcer nyhuv ntawm nas pylorus ligation ua rau gastric rwj, intraperitoneal txhaj los yog qhov ncauj 50mg / kg, vim inhibition ntawm gastric kua secretion thiab dilation ntawm lub plab cov leeg thiab yog anti-ulcer nyhuv.
4. Cov nyhuv ntawm kev tiv thaiv kab mob succinic acid yaj hauv saline, ntxiv NaHCO3kho pH rau 6.4, qhov concentration ntawm 11.8%, nas thiab luav niaj hnub txhaj tshuaj intraperitoneal ntawm 1mM (118mg) / kg, 2.5mM (295mg) / kg, 5mM (590mg) / kg, txhaj rau 7d, ib hnub ib zaug, tus naj npawb leukocytes nyob rau hauv nas nyob rau plaub hnub ntawm kev siv cov tshuaj nce (P<0.025 years), but the number of white blood cells increased (P<1.025 years), the number of white blood cells increased (P<1.025 years), but the number of white blood cells increased (P<1.025 years). 0.025 yr), but the increase in phagocytosis was not significant. In rabbits, the leukocyte count also increased significantly at higher doses, and the phagocytosis rate also increased (P<0.01). In the specific skin reaction experiments in the intraperitoneal injection of succinic acid 5mg/kg, 48h for four consecutive times, or once a day for two weeks, the rabbits can be seen succinic acid can inhibit the passive and active skin allergic reactions, and can reduce the formation of serum IgE antibodies in animals.
5. Cov nyhuv detoxification ntawm succinic acid ntawm cov tshuaj lom neeg cobra nyob rau hauv nas muaj kev tiv thaiv zoo, tus nqi ntawm kev tiv thaiv zoo ib yam li cov qauv qub.
Cov khoom xyaw Source
Lub ntuj qhov chaw ntawm succinic acid yog cov resin ntawm ntoo thuv faus nyob rau hauv av rau lub sij hawm ntev mus rau lub amber, thiab lwm yam, ntxiv rau ntau yam nroj tsuag, tsiaj cov ntaub so ntswg.
Succinic acid Pine cog cob, faus rau hauv av rau lub sijhawm ntev mus rau hauv amber, amber muaj 7.8% ntawm cov khoom no. Angelica sinensis (Oliv.) Diels cag ntawm Umbelliferae, Pothos chinensis (Raf.) Merr. ntawm Tennessee, Lesspedeza caneata G. Don ntawm Leguminosae, Lobelia chinen-sis ntawm Eustoma. Lour. tag nrho cov nyom, Orchidaceae cog nyom coral (o o knapweed) Sarcardra glabra (Thumb.) Nakai tag nrho cov nyom, Sandalwood txuj lom cog thyme nyom Thesium chinense Turcz. tag nrho cov nyom. Leguminosae alfalfa nplooj; Umbelliferae angelica hauv paus; Tennessee txiv kab ntxwv; Eryngium; Orchidaceae; Sandalwood thiab strawberry. Grape lwm yam.
Kev npaj
Muaj ntau ntau txoj kev npaj ua lag luam, feem ntau yog cov hauv qab no:
1. Txoj kev oxidation, paraffin wax los ntawm kev sib sib zog nqus oxidation los ua kom muaj kev sib xyaw ntawm carboxylic acids, thiab tom qab ntawd tom qab chav distillation thiab crystallization thiab lwm cov kauj ruam sib cais tuaj yeem tau txais succinic acid.
2. Hydrogenation txoj kev, maleic anhydride los yog transbutyleneglycolic acid yog hydrogenated nyob rau hauv qhov kev txiav txim ntawm catalyst los tsim succinic acid, thiab ces cov khoom tiav yog tau tom qab sib cais. Cov catalyst yog npib tsib xee los yog cov hlau muaj nuj nqis thiab cov tshuaj tiv thaiv kub yog li ntawm 130-140 degree .
3. Acrylic acid carbonyl synthesis txoj kev, acrylic acid thiab carbon monoxide nyob rau hauv qhov kev txiav txim ntawm catalyst los tsim succinic acid. Tseem tsis tau industrialized.
4. Electrolytic oxidation txoj kev, phthalic anhydride thiab sulfuric acid thiab dej nyob rau hauv qhov ratio ntawm 1:0.5:4, electrolysis nyob rau hauv ib tug ceramic electrolytic cell, tau succinic acid. Electrolysis synthesis ntawm raw cov ntaub ntawv rau maleic acid los yog maleic anhydride, cathode thiab anode kua nrog dilute sulfuric acid, sib cais los ntawm ib tug cationic membrane, cathode thiab anode feem ntau yog siv rau txhuas phaj, feem ntau yog synthesized los ntawm phaj thiab ncej electrolysis tank.
5. acetylene txoj kev, acetylene thiab carbon monoxide thiab dej nyob rau hauv lub xub ntiag ntawm [Co (CO) 4] catalyst, nyob rau hauv lub acidic nruab nrab cov tshuaj tiv thaiv yuav tau succinic acid, cov tshuaj tiv thaiv kub ntawm 80-250 degree, lub siab 2. 94-49.03MPa.
6. Txoj kev tawm fermentation. Piv nrog rau cov txheej txheem tshuaj ib txwm siv, microbial fermentation txoj kev rau kev tsim cov succinic acid muaj ntau yam zoo: cov nqi sib tw; kev siv cov khoom siv ua liaj ua teb tauj dua tshiab, suav nrog cov pa roj carbon dioxide, ua cov khoom siv raw, tsis txhob cia siab rau petrochemical feedstocks; thiab txo cov pa phem ib puag ncig los ntawm cov txheej txheem chemical synthesis.
Kev tiv thaiv toxicity
Succinic acid yog cov tshuaj toxicity tsawg, nrog qee qhov khaus ntawm lub qhov muag, tawv nqaij thiab cov mucous daim nyias nyias, thiab tsis muaj tshuaj lom rau tag nrho lub cev. Kev noj ntau ntawm qhov ncauj tuaj yeem ua rau ntuav thiab raws plab. Qhov ncauj LD50 hauv nas yog 8530 mg / kg. tsis muaj kev puas tsuaj ntawm kev ua hauj lwm thaum siv hauv kev lag luam. Ua tib zoo hnav cov cuab yeej tiv thaiv thaum tuav lossis tiv tauj succinic acid vapors kom tsis txhob hnoos thiab khaus tawv nqaij.
Environmental Hazards: Kev puas tsuaj rau ib puag ncig, tuaj yeem ua rau muaj kuab paug rau dej thiab cua.
Kev phom sij ntawm hluav taws kub thiab tawg: Cov khoom no yog flammable thiab irritating.
Cov yam ntxwv txaus ntshai: Flammable thaum raug qhib nplaim taws thiab kub kub. Hmoov thiab huab cua tuaj yeem tsim cov khoom tawg, thaum nws ncav cuag ib qho concentration, nws yuav tawg thaum nws ntsib sparks. Decomposed los ntawm high tshav kub, tso irritating fumes.
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FAQ
Cim npe nrov: zoo succinic acid cas 110-15-6, Tuam Tshoj siab zoo succinic acid cas 110-15-6 manufacturers, lwm tus neeg
