Cov neeg siv khoom niaj hnub no xav tau ntau dua li qhov qab zib lossis qab ntsev xwb -lawv xav tau cov txheej txheem, qhov tseeb qhov tseeb uas qhia txog zaj dab neeg. Seb nws yog qhov ntse tang ntawm ib tug laus Parmesan, buttery nplua nuj ntawm Greek yogurt, los yog lub savory tob ntawm qeeb-siav nqaij, cov complex profiles yog dab tsi ua rau cov neeg muas zaub rov qab los. Qab lub artistry ntawm tsw creation stands ib tsev neeg ntawm unsung tshuaj tsev blocks.4-Methylvaleric acid(tseem hu ua 4-Methylpentanoic acid, Isocaproic acid, CAS 646-07-1) yog ib qho ntawm lawv.
Qhov no branched-chain carboxylic acid muab ib tug pungent, nkag mus rau cheese-zoo li sau ntawv uas yog unmistakably "ntse," "laus," thiab "savory." Pom zoo los ntawm FEMA Kws Tshaj Lij Vaj Huam Sib Luag raws liGRAS (Feem ntau lees paub tias muaj kev nyab xeeb)nrog rau tus lej 3463, nws yog qhov kev xaiv txhim khu kev qha rau cov tsim qauv uas yuav tsum sib npaug ntawm qhov hnyav nrog kev nyab xeeb thiab kev tswj hwm kev thaj yeeb ntawm lub siab. Phau ntawv qhia no tshawb txog ntau yam kev siv ntawm 4-methylvaleric acid, piav qhia vim li cas nws tau dhau los ua cov cuab yeej tseem ceeb rau flavorists thiab formulators, thiab qhia koj seb yuav nrhiav dab tsi thaum xaiv tus neeg muag khoom ntseeg siab.
4-Methylvaleric Acid yog dab tsi?
4-Methylvaleric acid (4-methylpentanoic acid, isocaproic acid) yog ib tug luv-chain, branched carboxylic acid nyob rau hauv chav kawm ntawv ntawm methyl-branched fatty acids. Nws tshwm sim nyob rau hauv ntau yam khoom noj, nrog rau cov laus cheese, yaj rog, xiav cheese, strawberry jam, thiab txiv apples. Nyob rau hauv tib neeg lub cev, nws yog ib tug metabolite ntawm 20-hydroxycholesterol thiab koom nyob rau hauv lub biosynthesis ntawm steroid hormones. Rau cov tuam txhab tsw, daim ntawv hluavtaws, tshuaj zoo ib yam rau lub ntuj molecule, tau dhau los ua kev nyiam rau kev xa cov ntawv khaus, qhabnias cheesy ntawm ib feem ntawm tus nqi.
Core Applications ntawm 4-Methylvaleric Acid
4-Methylvaleric acid yog khoom plig thoob plaws ntau lub lag luam rau nws lub zog, zoo li cheese thiab nws cov khoom siv ua ntau yam hauv tsev.
Khoom noj khoom haus kev lag luam: Mis nyuj, Savory, thiab Fermented Delicacies
Thawj daim ntawv thov ntawm 4-methylvaleric acid yog nyob rau hauv cov zaub mov flavoring. Vim hais tias nws yog ib txwm muaj nyob rau hauv ntau yam khoom noj siv mis thiab fermented, nws muaj ib tug sib sib zog nqus sensory koom haum nrog nyuaj, hnub nyoog, los yog xiav cheese. Txawm tias nyob rau theem feeb, nws tam sim ua kom "muaj hnub nyoog" tus cwj pwm hauv qab zib cheese, ua tiav cheese kis, lossis cov cheese sib xyaw.
- Cheese tsw- Tsim cov ntawv ntse, acidic cheese hauv cov txheej txheem cheese, cheese hmoov, thiab khoom noj txom ncauj txheej.
- Kev siv mis nyuj- Txhim kho yogurt, butter, cream cheese, thiab cov khoom siv mis nyuj, ntxiv qhov tob tob uas ua raws li kev cai fermentation.
- Savory & nqaij flavors- Pab txhawb rau cov neeg laus, cov ntawv sau rau cov nqaij broths, bouillons, thiab cov khoom noj txom ncauj, ua kom cov umami thiab cov roasted.
- Cov khoom fermented & dej haus- Ntxiv qhov nyuaj rau fermented condiments (kimchi, sauerkraut) thiab zaub zaub, thiab muab ib qho acidic backdrop nyob rau hauv tej khoom siv tes ua beers.
Cov qib kev siv (los ntawm cov khoom siv hauv cov khoom noj) yog kwv yees li 1.0 mg / kg hauv cov dej qab zib, 1.5 mg / kg hauv khoom qab zib, thiab 6.0 mg / kg hauv cheese.
Fragrance Industry: Lub tsev sov thiab "zoo li tawv nqaij" Accords
Hauv perfumery, 4-methylvaleric acid yog siv los tsim cov ntawv sau uas ua rau cov ntxhiab tsw qab ntawm daim tawv nqaij. Nws qhov me me, animalic undertone muab cov tshuaj tsw qab "zoo li tawv nqaij" zoo thiab pab cov av qab zib lossis paj paj.
- Musk thiab animalic accords- Ntxiv cov ntawv sau me me uas ua rau tawv nqaij, haus luam yeeb, thiab oud-style fragrances zoo li ntuj.
- Gourmand tsw- Choj saum toj thiab lub plawv sau ntawv hauv vanilla, caramel, thiab nutty compositions.
- Fruity nuances- Nws cov esters qhia cov ntawv qab zib, txiv hmab txiv ntoo (txiv apples, tropical, pineapple) rau perfumes thiab colognes.
Kev Lag Luam Pharmaceutical: Ib Lub Tswv Yim Nruab Nrab
Pharmaceutical R & D pab pawg vam khom siab-purity carboxylic acids rau kev sib txuas ntawm cov molecules complex . 4-Methylvaleric acid tau siv los ua ib qho nruab nrab hauv asymmetric synthesis ntawm chiral tsev blocks thiab hauv kev npaj cov tshuaj sib tw xws li enzyme inhibitors thiab receptor antagonists. Raws li tib neeg endogenous metabolite, nws kuj tau kawm txog nws lub luag haujlwm hauv steroid metabolism.
Lwm Cov Kev Siv Hluav Taws Xob
- Cov tshuaj tshwj xeeb- Lub tsev thaiv rau surfactants, lubricants, plasticizers, thiab coatings.
- Agrochemicals- Nruab nrab rau tshuaj tua kab mob thiab qoob loo tiv thaiv kab mob.
- Organic synthesis- Ntau lub tsev thaiv rau cov tshuaj zoo, esters, thiab polymers.
- Kev tshawb fawb- Cov qauv sib xyaw rau kev kawm microbial metabolism thiab kev sib cuam tshuam hauv plab-microbiome.
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Khoom Specifications & Quality Assurance
Peb 4-Methylvaleric Acid Liquid yog tsim los ua kom tau raws li cov qauv nruj purity thiab sib xws.
| Parameter | Specification |
|---|---|
| Purity (GC) | Ntau dua lossis sib npaug li 98.0% (Ntau dua lossis sib npaug rau 99.0% qib hwm muaj) |
| CAS Nr | 646-07-1 |
| Molecular Formula | C₆H₁₂O₂ |
| Molecular Luj | 116.16 g / mol |
| Qhov tshwm sim | Tsis muaj xim rau daj ntseg daj, kua ntshiab |
| Qhov ntom | 0.921–0.923 g / mL ntawm 25 degree |
| Boiling Point | 199-201 degree |
| Melting Point | -35 degree |
| Refractive Index | n²⁰/D 1.41200–1.41700 |
| FEMA Number | 3463 (GRAS flavoring substance) |
| Odor Threshold | 0.0004 ppm (nplua, cheese) |
| Solubility | me ntsis soluble hauv dej; miscible nrog cov kuab tshuaj organic |
Qhov zoo tseem ceeb:
- Siab zog- Cov qauv saw hlau ua kom pom kev siv cheese ntau dua ntawm qhov tsis tshua muaj siab, txo cov nqi khoom thiab cov ntawv sau tawm.
- Xwm-zoo tib yam- Tau lees paub los ntawm FEMA thiab JECFA raws li GRAS, muab txoj hauv kev ncaj ncees rau kev ua raws li thoob ntiaj teb.
- Multi-kev lag luam versatility- Tib yam khoom siv raw khoom noj khoom haus, tshuaj tsw qab, tshuaj, thiab kev lag luam.
Muaj peev xwm muab khoom- Lub peev xwm ntau lawm txhua hli tso cai rau peb ntsuas nrog koj txoj kev lag luam. Cov kev xaiv ntim muaj xws li 1 kg lub raj mis mus rau 25 kg nruas, 200 kg nruas, thiab ISO tank ntim.
Kev Qhia Txog Kev Pabcuam & Kev Koom Tes
Thaum koj xaiv Xi'an Huilin Biological Technology ua koj tus khub rau 4-Methylvaleric Acid Liquid, koj tau txais:
1. Cov qauv pub dawb & kev txhawb nqa
Thov ib qho qauv dawb rau kev kuaj sab hauv. Peb pab pawg kws tshaj lij tuaj yeem qhia txog kev sib cais, sib xyaw, kev ruaj ntseg, thiab kev sib raug zoo nrog koj cov roj tshwj xeeb lossis cov kuab tshuaj.
2. Certificate of Analysis & Regulatory Documentation
Txhua batch raug kuaj los ntawm cov chaw kuaj thib peb uas tau lees paub. Peb muab:
- Certificate of Analysis (COA)nrog GC purity txheeb xyuas cov qauv paub.
- Material Safety Data Sheet (MSDS)ua raws li REACH, CLP, thiab GHS.
- Daim ntawv qhia tshwj xeebpiav qhia txog lub cev thiab tshuaj lom neeg ntawm txhua qhov ntau.
- Allergen & GMO nqe lusntaub ntawv kev ywj pheej los ntawm kev ua xua.
3. Kev ntim khoom yooj yim
Peb txhawb nqa ob qho tib si loj ntim kev lag luam xav tau thiab tshwj xeeb me me-batch xaj. Txheem ntim: 1 kg, 5 kg, 25 kg, 200 kg nruas, ISO tank ntim. Pre-aliquoted vials muaj rau kev sim khiav.
4. Txhim khu kev xa khoom
Nrog warehouses nyob ze cov chaw nres nkoj loj, peb khaws lub sij hawm luv luv thiab kwv yees. Peb muaj kev paub txog kev xa tawm logistics, kev lis kev cai clearance, thiab thoob ntiaj teb shipping raws tu qauv.
5. Kev Tshawb Fawb Txog Kev Tshawb Fawb
Peb pab neeg nkag siab txog GMP, Halal / Kosher cov ntawv pov thawj, thiab cov cai tswj kev noj zaub mov hauv cheeb tsam, pab koj ua kom cov khoom lag luam ua raws li cov saw hlau.
Vim li cas thiaj xaiv Xi'an Huilin Biological Technology?
Peb yog ntau tshaj ibtshuaj distributor; peb yog adaws tus khubrau cov neeg tsim khoom, cov kws tshaj lij kev yuav khoom, thiab cov tswv lag luam uas xav tau purity, traceability, thiab sib xws.
- Kev ruaj ntseg zoo- Tag nrho cov khoom siv raw khoom tau raug cais tawm thiab kuaj. Batch-number traceability los ntawm qhov chaw mus rau koj qhov chaw nres nkoj.
- Teb ceev ceev- Cov lus nug teb hauv 24 teev ua haujlwm. Real-time warehouse stock checks.
- Ntiaj teb no export kev- Cov neeg siv khoom thoob plaws North America, Europe, Southeast Asia, thiab Middle East. Tag nrho cov ntaub ntawv thiab daim ntawv lo txhawb nqa.
Xaus
Los ntawm cov ntse tang ntawm hnub nyoog Cheddar mus rau qhov hloov maj mam sau ntawv ntawm tawv naj hoom,4-methylvaleric acidmuab cov aroma thiab tsw siv uas ua rau cov khoom nco. Nws lub zog muaj zog, lub cev muaj zog, thiab cov qauv tshuaj ntau yam ua rau nws yog ib qho tseem ceeb hauv cov khoom siv tsw & tshuaj tsw qab.
Thaum koj tau txais los ntawm Xi'an Huilin Biological Technology, koj tau txais ntau dua li cov khoom siv uas muaj siab dawb huv xwb -koj tau txais ib tus khub cog lus rau pob tshab, kev ntseeg siab, thiab kev txhawb nqa.
Npaj txhij los txhawb koj cov tsw profiles lossis nrhiav kev txhim khu kev lag luam nruab nrab? Tiv tauj peb hnub no los thov ib qho qauv, nug ib nqe lus, lossis tham nrog peb cov kws tshaj lij txog koj qhov project tshwj xeeb.
Cov lus nug nquag
Q: Puas yog 4-methylvaleric acid suav tias muaj kev nyab xeeb siv los ua cov khoom noj khoom haus?
A: Yog. US FEMA Kws Tshaj Lij Vaj Huam Sib Luag tau muab nws FEMA tus lej 3463 thiab teev nws li GRAS (Feem ntau pom tau tias muaj kev nyab xeeb) rau cov qib kev siv tshwj xeeb hauv cov khoom noj.
Q: 4-methylvaleric acid muaj ntxhiab dab tsi?
A: Nws muaj pungent, nkag mus rau cheese-zoo li tsw nrog qaub thiab overripe undertones. Ntawm qhov tsis tshua muaj siab heev (duab qhov pib ~ 0.0004 ppm), nws muab lub ntsej muag ntse, hnub nyoog - cheese ua cim.
Q: Cov ntim ntim dab tsi muaj?
A: Peb muab 1 kg, 5 kg, 25 kg, thiab 200 kg nruas, ISO tank ntim, thiab pre-aliquoted vials rau kev xeem khiav.
Q: Kuv puas tuaj yeem tau txais daim ntawv pov thawj ntawm Kev Ntsuam Xyuas ua ntej tso qhov kev txiav txim?
A: Yog. Peb muab COA, MSDS, daim ntawv qhia tshwj xeeb, thiab lwm yam ntaub ntawv tswj xyuas raws li kev thov.
Q: Cov kev lag luam twg siv 4-methylvaleric acid?
A: Khoom noj khoom haus & dej haus flavoring, fragrance & perfumery, tshuaj synthesis, agrochemicals, thiab tshwj xeeb chemical manufacturing.
Q: Qhov txawv ntawm 4-methylvaleric acid thiab 4-methylpentanoic acid yog dab tsi?
A: Tsis muaj qhov sib txawv -lawv yog ob lub npe rau tib lub ntsiab lus . 4-Methylpentanoic acid yog lub npe IUPAC systematic; 4-methylvaleric acid yog lub npe ib txwm muab los ntawm valeric acid. Ob leeg xa mus rau C₆H₁₂O₂, CAS 646-07-1.
Q: Puas yog 4-methylvaleric acid yog cov tshuaj tsw qab ntuj?
A: Yog. Nws tshwm sim nyob rau hauv ntau yam khoom noj, xws li cheese, txiv apples, strawberries, yaj rog, thiab xiav cheese. Cov khoom uas muaj nyob rau hauv kev lag luam feem ntau yog xwm-zoo tib yam (synthetic tab sis chemically zoo tib yam) thiab lees paub tias yog GRAS los ntawm FEMA.
Cov ntaub ntawv
① HMDB (Human Metabolome Database)
Isocaproic acid (4-methylvaleric acid) yog ib qho metabolite ntawm 20-hydroxycholesterol thiab koom nrog kev hloov pauv ntawm cov roj (cholesterol) → pregnenolone → DHEA hauv cov placenta thaum ntxov. Txhawb cov ntaub ntawv: PMID 14446007, PMID 11972299.
🔗 HMDB entry HMDB0000689
② CHEBI (Chemical Entities of Biological Interest, EMBL-EBI)
4-Methylpentanoic acid (isocaproic acid) txhais tau tias yog methyl-branched fatty acid nrog methyl ceg ntawm txoj hauj lwm 4. Nws yog ib qho metabolite ntawm 20-hydroxycholesterol. TSI ID: 74903.
🔗 TSI: 74903
③ FEMA GRAS xwm txheej (cov ntaub ntawv keeb kwm yav dhau)
FEMA (Flavor and Extract Manufacturers Association) tau muab cov tshuaj naj npawb 3463 rau 4-methylvaleric acid thiab txiav txim siab tias nws yuav raug lees paub raws li Kev Nyab Xeeb (GRAS) rau kev siv los ua cov khoom xyaw flavoring ntawm cov kab lis kev cai. Cov xwm txheej no tau hais dav dav hauv kev lag luam tsw thiab kev tswj hwm kev ua haujlwm. (Tsis muaj cov ntaub ntawv tseem ceeb rau pej xeem rau kev sib txuas ncaj qha.)
Kab lus no yog rau cov ntaub ntawv xov xwm nkaus xwb. Cov neeg nyeem yuav tsum ua lawv tus kheej kev tswj hwm thiab kev ntsuas kev nyab xeeb rau lawv cov ntawv thov tshwj xeeb.