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trans-2,3-Dimethylacrylic acid CAS 80-59-1

Meatotino tau vailaau:

Fuafua mole C5H8O2
Molar Mass 100.117
Malosi 1.01g/cm3
Lisi Lisi 61-65 ℃
Manu'a 198.5°C ile 760 mmHg
Mata'imu 95.9°C
Suavai Solubility SOLUTE I LE VAEGA VAVE
Solubility DMSO : 100 mg/mL (998.80 mM; Manaomia le ultrasonic);H2O: 7.69 mg/mL (76.81 mM; Manaomia le ultraso
Ausa Malo 0.152mmHg ile 25°C
Fa'aaliga Morphological Crystalline Powder and Chunks, lanu Pa'epa'e i le beige
pKa pK (25°) 5.02
Tulaga Teuteu 2-8°C
Ma'ale'ale Fa'afaigofie ona mitiia le susu
Fa'asino Upu 1.45
MDL MFCD00066864
Meatotino Faaletino ma Vailaau Bioactive Tiglic acid o le monocarboxylic acid unsaturated organic acid. Tiglic acid e maua i le suau'u croton ma isi mea fa'alenatura. Tiglic acid ei ai le aafiaga o se metabolite laau.
Fa'aoga Fa'aoga mo vaila'au va'ava'ai.

Fa'amatalaga Oloa

Faailoga o oloa

Fa'ailoga Mata'utia Xi – Irita
Tulaga lamatia R36/37/38 – Fa'aitaita'i i mata, faiga manava ma le pa'u.
Fa'amatalaga Saogalemu S24/25 – Aloese mai le fa'afeso'ota'i ma pa'u ma mata.
UN ID UN 3261 8/PG 2
WGK Siamani 2
RTECS GQ5430000
TSCA Ioe
HS Code 29161980
Vasega o Tulaga Lamatia 8
Fa'aputu Vaega III

 

trans-2,3-Dimethylacrylic acid CAS 80-59-1

uiga lelei
Trans-2,3-dimethacrylic acid o se vai e leai ni lanu. E acidic ma e mafai ona gaoioi ma faavae e fausia ai masima tutusa. E mafai ona fa'afefeteina ma le okesene ile vevela ole potu ma e ono mu fa'afuase'i. E mafai foi ona tali atu i nisi uamea e fausia ai masima u'amea tutusa. Trans-2,3-dimethacrylic acid e lelei le solubility ma e mafai ona faʻamavaeina i vai ma mea faʻalaʻau. I totonu o alamanuia, e masani ona faʻaaogaina e avea o se vaeluagalemu i le tuʻufaʻatasia o mea faʻapitoa, ma e mafai foi ona faʻaaogaina i le sauniuniga o nisi polymers, palasitika, ma paʻu.

Fa'aoga ma metotia fa'atutu
Trans-2,3-dimetacrylic acid, lea e taʻua foi o le methylisobutenic acid, o se vailaʻau carboxylic unsaturated o loʻo i ai vaega methyl e lua. E iai le tele o fa'aoga.

Trans-2,3-dimethacrylic acid o loʻo faʻaaogaina e fai ma monomer i le faʻaogaina o polymers. E mafai ona kopiina ma isi monomers e ala i le free radical polymerization reaction, e pei o le copolymerization ma le acrylic acid ma le methyl acrylate e maua ai le methylisopropyl methyl acrylate copolymer. O nei polymers o loʻo i ai mea lelei i vali, faʻapipiʻi, faʻapipiʻi, ma isi, ma faʻaaogaina e faʻateleina ai le aʻafiaga o oloa, faʻaitiitia le viscosity, ma isi.

Lona lua, trans-2,3-dimethacrylic acid e mafai foi ona faʻaaogaina e avea o se mea taua tele i le faʻaogaina o meaola faʻapipiʻi. O ona vaega methyl e lua e maua ai le nofoaga galue mo le tali, ma e mafai ona saunia mea eseese o meaola e ala i isi gaioiga faʻaliliuga faʻaliliuga vaega. Mo se faʻataʻitaʻiga, e ala i le tali atu i amine poʻo le ava malosi, o mea ola olaola, pei o faʻatonuga o le tuputupu aʻe o laau, e mafai ona faʻapipiʻiina.

O le auala faʻapipiʻi o le trans-2,3-dimethacrylic acid e masani ona saunia e ala i le tali atu o le isobutylene ma le carbon monoic acid hydrate. O le Isobutylene e tali atu i le u'amea lelei ina ia maua ai le substrate methylisobutenic acid, lea e tali atu i le sili cuprous chloride e fausia ai masima i totonu, ona fa'afefe ai lea i le ava e fa'asusu ai e fausia ai le acid acrylic tutusa.

Fa'amatalaga Saogalemu
Trans-2,3-dimethacrylic acid o se faʻalapotopotoga masani masani, ma o lona faʻamatalaga saogalemu e faʻapea:

1. O'ona: trans-2,3-dimethacrylic acid ei ai ni o'ona patino ma e ono mafua ai le ita ma le fa'aleagaina o le tino o le tagata. Pe a faʻaaogaina poʻo le tagofiaina o lenei vailaʻau, e tatau ona faia ni puipuiga talafeagai e aloese ai mai le paʻi saʻo ma le paʻu, mata, ma le manava.

2. A'afiaga o le afi: Trans-2,3-dimethacrylic acid o se mea e mu e maua ai ausa mu i le vevela maualuga. Pe a tagofia pe teuina lenei mea, aloese mai le mu ma le maualuga o le vevela, ma tausia lelei le ea.

3. Manaoga e teu ai: trans-2,3-dimethacrylic acid e tatau ona teuina i totonu o se atigipusa malulu, mamao ese mai afi afi ma oxidants. E tatau ona teu fa'aesea mai mea e mu, oxidants, ma malosi malosi e aloese ai mai fa'alavelave fa'afuase'i.

4. Tali atu i fa'alavelave fa'afuase'i: A tupu se masaa po'o se fa'alavelave fa'afuase'i, e tatau ona vave faia ni fa'alavelave fa'afuase'i, e pei o le ofuina o mea e puipui ai le tagata lava ia, aveese vave tagata, ma le taofia o mea mai le ulu atu i alavai po'o punavai vai i lalo o le eleele.

5. Puipuiga o le faʻaalia: Pe a faʻaaogaina le trans-2,3-dimethacrylic acid, o mea e puipuia ai le tagata lava ia e pei o totigilima puipui, mata tioata, ma lavalava puipui e tatau ona ofuina ina ia mautinoa le saogalemu o le paʻu, mata, ma le manava.

6. Lafoa'iina o otaota: otaota trans-2,3-dimethacrylic acid e tatau ona lafoai lelei e tusa ai ma tulafono faatonutonu a le lotoifale. Aloese mai le lafoa'i o otaota i totonu o le si'osi'omaga fa'anatura ma tu'u atu i se nofoaga fa'apitoa e fa'amama ai otaota e lafoa'i.


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