Dehydroepiandrosterone Cov ntaub ntawv yooj yim
Khoom npe: | Dehydroepiandrosterone hmoov |
Synonyms: | TRANS-DEHYDROANDROSTERONE;PRASTERONE;{{0}ANDROSTENE-3BETA-OL-17-IB;5-ANDROSTEIN-3B-OL-17-IB;{{0}ANDROSTEN-3BETA-OL-17-IB;DHEA;DEHYDREPIANDOSTERONE;DEHYDREPIANDROSTERONE |
CAS: | 53-43-0 |
MF: | C19H28O2 |
MW: | 288.42 |
EINECS: | 200-175-5 |
Dehydroepiandrosterone Chemical Properties
Melting point | 149-151 degree (lit.) |
alpha | 12 ºC (c=2, ethanol 96 feem pua 25 ºC) |
Boiling point | 370.65 degree (kwv yees kwv yees) |
ceev | 1.0484 (zeeg) |
Refractive Index | 1.4709 (kwv yees) |
Fp | 9 degree |
cia temp. | Hormones |
| solubility | insoluble hauv H2O; Ntau dua lossis sib npaug rau 13.7 mg / mL hauv DMSO; Ntau dua lossis sib npaug rau 58.6 mg / mL hauv ETOH |
| pka ua | 15. |
daim ntawv | Fine Crystalline hmoov |
xim | Dawb |
| Dej Solubility | 21.8 mg / L (23.5 ºC) |
Merck | 2871 |
BRN | 2058110 |
Dehydroepiandrosterone Siv thiab Synthesis
Chemical Properties | dawb zoo crystalline hmoov. Muaj ob daim ntawv siv lead ua. koob zoo li siv lead ua, melting point 140-141oC; me nplooj zoo li crystal, melting point 152-153oC. Muaj txoj cai. Soluble hauv cawv, ether, benzene, me ntsis soluble hauv chloroform, roj av ether. Nyob rau hauv cov ntaub ntawv ntawm digitonin los tsim los nag. |
| Siv | Dehydroepiandrosterone (DHEA) yog ib qho loj C19 steroid uas ua los ntawm adrenal cortex. Nws yog ib qho tseem ceeb secretory steroidal khoom ntawm lub qog adrenal; secretion progresively poob nrog kev laus. Tej zaum yuav muaj cov tshuaj estrogen-los yog androgen-zoo li cov teebmeem nyob ntawm hormonal milieu. Intracellularly hloov mus rau androstenedione. Nws yog siv rau kev kho mob menopausal syndrome. Cov neeg nyob nrog HIV tuaj yeem xav noj DHEA rau ntau yam, suav nrog kev kho mob ntawm kev nyuaj siab, ua kom cov pob txha ceev, txo cov hlab ntsha, txhim kho kev tiv thaiv kab mob HIV, nce kev nco, thiab ua kom cov leeg muaj zog. |
Specification ntawm Dehydroepiandrosterone
Qhov tshwm sim | Dawb los yog yuav luag dawb, |
HPLC | Lub ncov tseem ceeb hauv chromatogram tau txais nrog cov tshuaj ntsuam xyuas yog zoo ib yam nyob rau hauv lub sij hawm tuav mus rau Reference standard |
Poob rau ziab | Tsawg dua lossis sib npaug rau 0.5 feem pua |
Melting point | 147-151 degree |
Tej impurity | Tsawg dua lossis sib npaug rau 0.5 feem pua |
Purity | Ntau dua lossis sib npaug rau 99.0 feem pua |
Nws yog siv los ua ib qho nruab nrab rau kev tsim cov tshuaj steroid hormone nrog kev tiv thaiv kev laus thiab cov protein ntau assimilation. Lub luag haujlwm tseem ceeb: 1. Ncua kev laus, tswj cov hluas zog; 2. Ua kom lub cev muaj zog, txhim kho kev xav thiab pw tsaug zog, txhim kho kev nco; 3. Txhim kho kev sib deev muaj nuj nqi, nce libido; 4. Tswj kev tiv thaiv kab mob ua haujlwm, txhim kho lub cev tiv thaiv kab mob, 5. poob phaus; 6. Adjuvant kho cov kab mob
Cov tshuaj hormones hauv tib neeg lub cev txhua tus muaj lawv tus kheej lub luag haujlwm, uas nce thiab txo qis thaum muaj hnub nyoog. Thaum peb laus lawm, ob qho tib si melatonin thiab androsterone yuav maj mam txo. Feem ntau hais lus, lub luag haujlwm tseem ceeb tshaj plaws ntawm melatonin rau cov tib neeg ib txwm yog los tswj lub cev lub cev thiab tswj lub cev lub cev. Feem ntau, tib neeg pib zais melatonin ntau thaum lawv nyob ib puag ncig 17-20 xyoo, thiab tso tawm ntawm melatonin tsawg zuj zus txhua xyoo. Cov tshuaj no ua thaum tus neeg tsaug zog thiab pab peb tswj kev xav, nco thiab kev kawm hauv lub hlwb. Nyob rau hauv lub cev lub cev, nws muaj peev xwm ntxiv dag zog rau peb cov nqaij ntshiv, tuav ib tug zoo piv ntawm cov nqaij ntshiv thiab rog, thiab ua kom lub cev ruaj khov thiab lean. , Thiab pab peb los ua ke cov metabolism hauv, txhawb kev tso tawm ntawm kev loj hlob hormone, thiab tswj kev ua haujlwm ntawm lub cev tsis muaj zog. Tab sis thaum yav tsaus ntuj, qhov zais cia maj mam qeeb, yog li lub caj pas pineal yuav pib zais melatonin ntau, thiab yuav muaj kev hloov maj mam ntawm ob. Yog li peb yuav pw tsaug zog thaum hmo ntuj vim muaj kev sib raug zoo ntawm melatonin, thiab yuav tsum tau so, kom DHEA tuaj yeem muaj sijhawm dawb los tsim cov tshuaj hormones ntshiab, thiab muab peb lub siab ruaj khov thiab lub zog thaum nruab hnub. Nws tuaj yeem txhim kho cov piam thaj endurance, hloov cov roj ntau hauv lub cev mus rau hauv cov leeg, txo kev nyuaj siab, ua kom lub cev muaj zog, txo qhov mob ntawm lub cev hauv cov neeg mob uas muaj mob ntev thiab fibromyalgia, txo qhov mob pob qij txha, qaug zog los ntawm o thiab kab mob autoimmune, thiab txhim kho lub xeev lub cev thiab muab cov kev mob tshwm sim. lub cev tiv thaiv kab mob tag nrho.
Cim npe nrov: (ntxiv)-dehydroisoandrosterone (dhea) cas no.53-43-0, Tuam Tshoj, tuam ntxhab, lwm tus muag khoom, Hoobkas, kev cai, lag luam wholesale
