Methacrylic acid(MAA)
| Igoa Oloa | Methacrylic acid |
| CAS Nu. | 79-41-4 |
| fua mole | C4H6O2 |
| mamafa mole | 86.09 |
| Fua Fa'atatau | |
| Numera EINECS | 201-204-4 |
| MDL Nu. | MFCD00002651 |
Liu liusuavai 12-16 °C (malamalama)
Fa'asao 163 °C (malamalama)
Malosi 1.015 g/mL ile 25 °C (malamalama)
Ausa malosi >3 (vs ea)
Omiga ausa 1 mm Hg (20 °C)
Fa'asinomaga fa'asao n20/D 1.431(ma.)
Fa'ailoga emo 170 °F
Tulaga teuina Teu i le +15°C i le +25°C.
Solubility Chloroform, Methanol (Teisi)
Suavai foliga
Acidity (pKa)pK1:4.66 (25°C)
Lanu manino
Le Sogisogi e Tete'e
PH 2.0-2.2 (100g/l, H2O, 20 ℃)
tapula'a papa 1.6-8.7%(V)
Suavai solu 9.7g/100 mL (20 ºC)
Susū & Ma'ale'ale Ma'ale'ale.Susū & malamalama maaleale
Merck14,5941
BRN1719937
Avanoa o fa'aaliga TLV-TWA 20 ppm (～70 mg/m3) (ACGIH).
Mauaina E mafai ona faʻamautuina e ala i le faʻaopoopoga o le MEHQ (Hydroquinone methyl ether, ca. 250 ppm) poʻo le hydroquinone.I le leai o se fa'amautu o lenei mea o le a faigofie ona polymerize.E mu.E le fetaui ma vailaʻau faʻamaʻi malosi, hydrochloric acid.
INChIKeyCERQOIWHTDAKMF-UHFFFAOYSA-N
LogP0.93 ile 22℃
Fuaitau Tulaga: Matautia
Fa'amatalaga Tulaga H302+H332-H311-H314-H335
Lapataiga P261-P280-P301+P312-P303+P361+P353-P304+P340+P310-P305+P351+P338
O oloa mata'utia faailoga C
Fa'ailoga o vaega o lamatiaga 21/22-35-37-20/21/22
Faatonuga Saogalemu 26-36/37/39-45
La'asaga o Fela'uaiga o Oloa Mata'utia UN 2531 8/PG 2
WGK Siamani1
RTECS numera OZ2975000
Fua afi afi fa'afuase'i 752 °F
TSCAIoe
Tulafono Laiti a le Ofisa o Tiute 2916 13 00
Tulaga lamatia 8
Tu'ufa'atasi Vaega II
O'ona LD50 tuugutu ile Lapiti: 1320 mg/kg
S26: Pe a pa'i i mata, fufulu vave i le tele o vai ma saili fautuaga faafoma'i.
S36/37/39: Fai ofu puipui talafeagai, totigilima ma le puipuiga o mata/mata.
S45: I se fa'alavelave fa'afuase'i pe ua e lagona le le lelei, saili vave fautuaga fa'afoma'i (fa'aali le fa'ailoga pe a mafai).
Teu i se nofoaga malulu.Taofi le atigipusa malu ma teu i se nofoaga mago, matala.
Faʻapipiʻi i le 25Kg; 200Kg; 1000Kg drum, pe faʻapipiʻi e tusa ai ma manaʻoga o tagata faʻatau.
O le methacrylic acid ose vaila'au fa'aola e taua tele ma le polymer intermediate.
