Nnianim Nsɛm a Ɛkɔ Akyiri
3,4-Dihydro-2H-pyran (DHP, CAS 110-87-2) yɛ nsuo a enni kɔla, ɛtumi hyew a ne hua yɛ mmerɛw te sɛ ether na ɛyɛ fapem ntamgyinafoɔ wɔ abɔdeɛ mu nneɛma a wɔyɛ mu. Sɛ́ heterocyclic ether a ɛwɔ afã asia no, wonim DHP yiye sɛ edi dwuma wɔ nsa dwumadi ahorow a wɔbɔ ho ban denam tetrahydropyranyl (THP) ether a wɔhyehyɛ so. Eyi ma ɛho hia wɔ nnuru, abɔde mu nneɛma, ne nnuru titiriw a wɔde anammɔn pii yɛ mu.
Wɔnam catalytic hydrogenation a ɛyɛ dihydropyran anaa biomass-derived furfural so na ɛyɛ, DHP ne nnuruyɛ a ɛtra hɔ daa ahiade hyia yiye. Ne su titiriw-base stability, acid sensitivity, ne volatility-san nso boa ne dwumadie wɔ resins, coatings, ne nnuru pa a wɔyɛ mu.
Nneɛma a Wɔde Yɛ Adwuma no Ho Nsɛm
| Aguade no Edin | 3,4-Dihydro-2H-pyran CAS 110-87-2 |
| CAS NO. | 110-87-2 |
| Nsɛmfua a ɛne ne ho di nsɛ | DHP |
| Molekyul Nsusuwii | C5H8O |
| HS Mmara no | 2932999099 |
| Nneɛma a Wɔde Yɛ Adwuma | ![]() |
Nsɛm a Wɔakyerɛkyerɛ mu
|
Nneɛma |
Susudua |
|
Mmaeɛ |
Nsu a ɛyɛ mmerɛw a enni kɔla |
|
Ahotew (%) . |
Ɛboro anaasɛ ɛne 98.5 yɛ pɛ |
|
Nsuo (%) |
Ennu anaasɛ ɛne 0.25 yɛ pɛ |
|
THP(%) 1.1. |
1.3 a ɛboro so |
|
Flash Point a Ɛwɔ Hɔ |
~-6℃(kuruwa a wɔato mu) . |
|
Hua |
Ether-te sɛ |
|
Nneɛma a wɔde kyekyere nneɛma |
180 kg sanku, lab nkotoku |
| Nneɛma a ɛyɛ den (g/cm3) . | 0.922 |
3,4-Dihydro-2H-pyran CAS 110-87-2 dwumadie & Dwumadie Titiriw
(Ntamgyinafo a Wɔde Di Dwuma Kɛse a Wɔde Yɛ Nneɛma a Wɔde Yɛ Nneɛma a Ɛkɔ Anim)
- Nsã ho Ahobammɔ wɔ Organic Synthesis mu:
DHP ne nsa yɛ THP ethers wɔ acid catalysis a ɛnyɛ den ase, na ɛma nsa ntumi nyɛ adwuma wɔ nucleophiles ne bases mu bere a wɔreyɛ nneɛma a ɛyɛ den no. Ɛnyɛ den sɛ wɔde acid a wɔahyɛ no den beyi THP akuw no afi hɔ.
- Nnuru a Wɔde Yɛ Anamɔn Pii:
Wɔde di dwuma wɔ steroid, HIV protease inhibitors, ne macrolide nnuru a ekum ɔyare mmoawa a wɔyɛ mu denam hydroxyl akuw a wɔpaw so kata so.
- Mfinimfini wɔ Mfiridwuma mu Nnuru mu:
Nea edi kan wɔ nneɛma a ɛyɛ dɛ, huam (sɛ nhwɛso no, musk nnuru), ne agrochemicals a wɔyɛ mu.
- Polymer ne Resin Nnuruyɛ:
Ɛma cyclic ether adansi blocks ma high-adwumayɛ coatings ne UV-curable nhyehyɛe.
- Biomass-Afiri a ɛfiri Platform Molecules a ɛfiri mu ba:
Wobetumi ayɛ DHP afi furfural mu, na ɛma ɛyɛ ntamgyinafo a ɛyɛ adwuma wɔ bio-based solvent ne additive nkɔso mu.
Nneɛma a Wɔyɛ

-Kyinhyia Ahobanbɔ Adansedie a Edi Mu

Nneɛma a Wɔde Di Dwuma a Wɔkamfo Kyerɛ
Nnuru a wɔde yɛ nneɛma (sɛ nhwɛso no, erythromycin, corticosteroids) .
Agrochemical ntamgyinafo
Asikre ho banbɔ wɔ carbohydrate nnuruyɛ mu
UV-aduru a wɔde kata so ne high-flex resins
Petrol a wɔde ka ho a wɔde yɛ nneɛma (sɛ nhwɛso no, solketal kwan) .
Hua afrafra nkɔso
DHP a wɔde toto ho wɔ Abasobɔde ahorow mu:
Nneɛma a wɔde kyekyere nneɛma:
Wɔatoto mu: sanku a emu duru yɛ kilogram 180 (mfiridwuma), nkotoku a emu duru yɛ 1L/5L (lab scale) .
FAQ
Asɛmmisa: Dɛn ne DHP a wɔde di dwuma titiriw wɔ organic chemistry mu?
A: Wɔde di dwuma titiriw de bɔ nsa akuw ho ban sɛ THP ethers bere a wɔreyɛ no. Eyi ma wotumi yɛ nneɛma a wɔpaw no a hydroxyl akuw ahorow no ntwitware mu.
Asɛmmisa: So wonya DHP fi nneɛma a wɔyɛ no foforo mu?
A: Yiw. Wobetumi ayɛ DHP afi furfural a wonya fi kuayɛ mu biomass nwura te sɛ atoko ne bagasse mu.
Asɛmmisa: Ɔkwan bɛn so na woyi THP kuw no fi hɔ?
A: Wɔde acid a ɛyɛ nsu a ɛyɛ mmerɛw na yi THP akuw no fi hɔ, na ɛma mfitiase nsa no san yɛ foforo a ɛnyɛ afã biara.
Nsɛm a Wɔakyerɛkyerɛ mu
|
Nneɛma |
Susudua |
|
Mmaeɛ |
Nsu a ɛyɛ mmerɛw a enni kɔla |
|
Ahotew (%) . |
Ɛboro anaasɛ ɛne 98.5 yɛ pɛ |
|
Nsuo (%) |
Ennu anaasɛ ɛne 0.25 yɛ pɛ |
|
THP(%) 1.1. |
1.3 a ɛboro so |
|
Flash Point a Ɛwɔ Hɔ |
~-6℃(kuruwa a wɔato mu) . |
|
Hua |
Ether-te sɛ |
|
Nneɛma a wɔde kyekyere nneɛma |
180 kg sanku, lab nkotoku |
| Nneɛma a ɛyɛ den (g/cm3) . | 0.922 |
Tags a ɛyɛ hyew .: 3,4-dihydro-2h-pyran cas 110-87-2, China 3,4-dihydro-2h-pyran cas 110-87-2 ayɛfo, wɔn a wɔde nneɛma ma, adwumayɛbea


