Methacrylic acid (MAA)
| Dzina lazogulitsa | Methacrylic acid |
| CAS No. | 79-41-4 |
| Molecular formula | C4H6O2 |
| Kulemera kwa maselo | 86.09 |
| Fomula Yamapangidwe | |
| Nambala ya EINECS | 201-204-4 |
| MDL No. | Mtengo wa MFCD00002651 |
Malo osungunuka 12-16 °C (kuyatsa)
Malo otentha 163 °C (lit.)
Kachulukidwe 1.015 g/mL pa 25 °C (lit.)
Kuchuluka kwa nthunzi >3 (vs mpweya)
Kuthamanga kwa nthunzi 1 mm Hg (20 °C)
Refractive index n20/D 1.431(lit.)
Kuwala kwa 170 °F
Malo osungira Sungani pa +15°C mpaka +25°C.
Solubility Chloroform, Methanol (Pang'ono)
Fomu yamadzimadzi
Acidity factor (pKa)pK1:4.66 (25°C)
Mtundu Womveka
Fungo lake Ndi Lonyansa
PH 2.0-2.2 (100g/l, H2O, 20℃)
malire ophulika 1.6-8.7% (V)
Kusungunuka kwamadzi 9.7g / 100 mL (20 ºC)
Chinyezi & Kuwala Kwambiri.Chinyezi & kuwala tcheru
Merck14,5941
BRN1719937
Margin of Exposure TLV-TWA 20 ppm (～70 mg/m3) (ACGIH).
Kukhazikika Kukhoza kukhazikika ndi kuwonjezera kwa MEHQ (Hydroquinone methyl ether, ca. 250 ppm) kapena hydroquinone.Ngati palibe stabilizer nkhaniyi mosavuta polymerize.Zoyaka.Zosagwirizana ndi oxidizing amphamvu, hydrochloric acid.
InChIKeyCERQOIWHTDAKMF-UHFFFAOYSA-N
LogP0.93 pa 22 ℃
Zowopsa: Zowopsa
Kufotokozera Kwawowopsa H302+H332-H311-H314-H335
Chitetezo P261-P280-P301+P312-P303+P361+P353-P304+P340+P310-P305+P351+P338
Zinthu zowopsa zimawonetsa C
Gulu la zoopsa 21/22-35-37-20/21/22
Malangizo a Chitetezo 26-36/37/39-45
Nambala Yoyendetsa Katundu Woopsa UN 2531 8/PG 2
WGK Germany 1
Nambala ya RTECS OZ2975000
Kutentha kwapawiri 752 °F
TSCAYes
Customs Code 2916 13 00
Ngozi mlingo 8
Package Gulu II
Poizoni LD50 pakamwa pa Kalulu: 1320 mg/kg
S26: Mukakhudzana ndi maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha upangiri wamankhwala.
S36/37/39: Valani zovala zodzitchinjiriza zoyenera, magolovesi ndi chitetezo chamaso / kumaso.
S45: Pakachitika ngozi kapena ngati simukumva bwino, funsani upangiri wachipatala mwachangu (onetsani cholembera ngati n'kotheka).
Sungani pamalo ozizira.Sungani chidebecho kuti musalowe mpweya ndipo sungani pamalo owuma, opanda mpweya wabwino.
Onyamula 25Kg; 200Kg; 1000Kg ng'oma, kapena odzaza malinga ndi zosowa kasitomala.
Methacrylic acid ndi yofunika organic mankhwala zopangira ndi polima wapakatikati.
