Taw qhia & Kev Ntsuas Profile: Lub luag haujlwm Dual ntawm Isovaleric Acid
Isovaleric acid(tseem hu ua 3-Methylbutanoic Acid) yog ib qho tseem ceeb luv luv -chain branched-chain fatty acid (BCFA) uas yog lub hauv paus pob zeb hauv qhov tsw, tshuaj tsw qab, thiab kev lag luam tshuaj. Raws li ib tugnature-zoo tib yamcompound, nws tshwm sim nyob rau hauv cov roj yam tseem ceeb, valerian paus, thiab fermented zaub mov. Nws yog qhov muaj txiaj ntsig zoo raws li lub tsev thaiv ntau yam rau kev sib xyaw ua ke siab -tus nqi esters (isovalerates) uas txhais tau hais tias cov aromatic profiles ntawm ntau cov zaub mov flavorings thiab siab - kawg perfumes.
Tus cwj pwm los ntawm nws tus kheej ob leeg, Isovaleric Acid muaj qhov tsis tshua muaj pungent, "sweaty" lossis "cheesy" tsw hauv daim ntawv qhia. Txawm li cas los xij, thaum lub tswv yim diluted, nws imparts qhov tob indispensable thiab "funk" raunpias, khoom noj siv mis, thiab complex txiv hmab txiv ntoo accords. Tshaj li nws cov ntawv thov kev xav, nws yog ib qho tseem ceeb hauv kev soj ntsuam cov cim hauv kev tshawb fawb metabolic, tshwj xeeb txogIsovaleric Acidemia (IVA)-ib yam kab mob uas tsis tshua muaj caj ces cuam tshuam nrog kev ua tsis zoo ntawm cov amino acid leucine. Qhov no tsub zuj zuj ntawm isovaleric acid nyob rau hauv cov ntshav thiabtso zisfeem ntau kuaj tau los ntawm nws cov yam ntxwv "sweaty feet" tsw, ua rau cov molecule no tseem ceeb rau ob qho tib si kev lag luam synthesis thiab kev tshawb nrhiav biochemical siab heev.
Biochemical & Physical Parameters
| Khoom | Cov ntaub ntawv / Specification | Txoj Kev Xeem |
|---|---|---|
| Boiling Point | 176.0℃@ 760 mmHg | ASTM D 1120 1 |
| Ceev (25 degree) | 0.922 - 0.930 g / mL | Pycnometer |
| Refractive Index (20 degree) | 1.402 – 1.405 | Refractometer |
| Melting Point | -29.0 ° C | - |
| Flash Point | 70℃(kaw khob) | ASTM D93 |
| Solubility | Soluble hauv Cawv, Ether, thiab Chloroform; Soluble hauv dej (25 g / L) | - |
| Acidity (pKa) | 4.77 | Ionization |
Mechanism ntawm Action
- Esterification Precursor:Isovaleric acid ua haujlwm ua ib qho reactive carboxylic acid uas nkag mus rau esterification nrog ntau yam cawv. Cov esters no (xws li, Ethyl Isovalerate) poob cov ntxhiab tsw ntxhiab ntawm cov kua qaub thiab tau txais cov kua txiv hmab txiv ntoo, pineapple, los yog txiv hmab txiv ntoo aromas.
- Flavour Potentiation:Hauv kev lag luam khoom noj khoom haus, cov nyiaj taug qab ua raws li "kev qias neeg" uas tsim kom muaj qhov tseeb. Piv txwv li, hauvnpiasbrewing (tshwj xeeb yog Brettanomyces fermentation), nws muab cov yam ntxwv "ua liaj ua teb" lossis "funky" complexity.
- Metabolic Intermediate:Hauv tib neeg biology, nws yog qhov nruab nrab hauv leucine metabolism. Raws li ib txwm muaj, nws hloov mus rau Isovaleryl-CoA. Inhibition ntawm txoj kev no yog thawj qhov ua rauisovaleric acidemia (IVA), qhov twg elevated theem nyob rau hauv lubtso zisthiab tawm hws ua rau "sweaty feet" tsw, ib qho kev kuaj mob tseem ceeb.
Cov txiaj ntsig tseem ceeb & Nta
- Nature-Idental Purity:Muab los ntawm cov txheej txheem hluavtaws uas tsom rau cov tshuaj profile ntawm ntuj rho tawm los ntawm Valerian hauv paus.
- Siab Reactivity:Kev hloov pauv zoo heev rau cov tshuaj intermediates thiab tshuaj tsw qab ester synthesis.
- Txoj Cai Tswjfwm nruj nruj:Ua raws liTSI (3102)thiabJECFAcov qauv rau zaub mov- qib kev nyab xeeb.
- Analytical Marker:Peb lub siab - kua purity yog zoo tagnrho rau siv raws li tus qauv siv nyob rau hauv cov chaw soj nstuam kawmCov tsos mob ntawm isovaleric acidemiathiab leucine metabolism cuam tshuam.
Cov ntawv thov kev lag luam
- Flavoring Agent:Siv los tsim qhov tseeb saj ntawm cov hnub nyoog cheeses (Cheddar, Parmesan), butter, thiab cov txiv hmab txiv ntoo tauj.
- Kev lag luam Brewing:Qhov tseem ceeb rau cov khoom siv qhia kev hnov qab los txheeb xyuas "off-flavors" lossis "funk" hauv cov khoom siv tes ua npias tshwj xeeb.
- Pharmaceuticals:Siv los ua raw khoom rau kev sib txuas ntawm sedatives thiab anticonvulsants.
- Cov tshuaj tsw qab:Siv nyob rau hauv tsawg concentrations ntxiv "lub cev" thiab animalic undertones rau txiv neej perfumes thiab tshwj xeeb xab npum.
- Kev tshawb fawb soj ntsuam:Ua ib lub substrate rau kev kawmisovaleric acidemia genereviewsthiab diagnostic raws tu qauv.
Kev Nyab Xeeb & Kev Tswj Xyuas (SDS Summary)
- GHS Classification:Daim tawv nqaij Corrosion (Qeb 1B); Kev puas tsuaj loj qhov muag (Qeb 1).
- Daim Ntawv Qhia Txog Kev Nyab Xeeb (SDS):Muaj nyob ntawm qhov kev thov. Ib txwm tuav nrog cov hnab looj tes tiv thaiv thiab qhov muag tiv thaiv vim nws cov acidic xwm.
- Clinical Relevance:Rau cov kws kho mob, thov hu rauGeneReviews rau Isovaleric AcidemiaHais txog qhov cuam tshuam ntawm lub cev ntawm cov qib isovaleric acid siab.
FAQ: Cov lus nug nquag nug
Q: Isovaleric Acid tsw zoo li cas?
A: Nyob rau hauv cov ntaub ntawv concentrated kua, nws muaj zog heev, pungent tsw zoo ib yam li hws ko taw los yog rancid cheese.
Q: Isovaleric Acid pom nyob rau hauv tib neeg lub cev?
A: Yog, nws yog cov khoom ntawm cov amino acid metabolism. Txawm li cas los xij, qib siab ntawm isovaleric acid nyob rau hauv cov zis feem ntau yog ib qho kev qhia ntawm cov kab mob metabolic (IVA).
Q: Nws lub luag haujlwm hauv npias yog dab tsi?
A: Nws tuaj yeem yog "off-flavor" los ntawm qub hops los yog xav tau "funky" yam ntxwv hauv qus-fermented ales.
Tiv tauj peb
Ua kom zoo rau koj cov tshuaj tsw qab thiab tsw qab nrog peb High-PurityIsovaleric acid kua.
Hu rau Bulk Quote|Thov Qauv Dawb|SDS/TWS
Thov hu rau peb ntawmella.zhang@huilinbio-tech.com.
Cim npe nrov: isovaleric acid (3-methylbutanoic acid) kua, Tuam Tshoj, lwm tus neeg, manufacturers, hoobkas, lag luam wholesale, yuav, nqe, tej, ntshiab, ntuj, zoo, Tshuag, kev muag
