Methacrylic acid (maa)
| Aha | Metryrylic acid |
| Ama. | 79-41 |
| Molular | C4H6O2 |
| Molular ibu | 86.09 |
| Usoro nhazi | |
| Nọmba einecs | 201-204-4 |
| Mdl no. | MFCD00002651 |
Na-agbaze na-agbaze 12-16 ° C (light.)
Oke esi 183 ° C (light.)
Ntinye 1.015 g / ml na 25 Celsius C (light.)
Vepor Divensity> 3 (vs ikuku)
Vpor nrụgide 1 mm Hg (20 Celsius C)
Ntanetị N20 / D 1.431 (lite.)
Flash Point 170 ° F
Amekwaa nchekwa na + 15 Celsius C ka + 25 Celsius.
Solubality chloroform, methanol (ntakịrị)
Ụdị mmiri mmiri
Ihe mgbochi acidity (Pka) PK1: 4.66 (25 Celsius C)
Agba doro anya
Ísì bụ ihe na-asọ oyi
Ph 2.0-2.2 (100G / l, H2o, 20 ℃)
Mgbara mgbawa 1.6-8.7% (v)
Mmiri solubility 9.7g / 100 ml (20 ºC)
Mmiri & ọkụ na-adị. Mmiri & ìhè mmetụta
Merck14,5941
Brn1719937
Oke nke ikpughe TLV-TWA 20 PPM (~ 70 mg / m3) (ACgih).
Ikekwe nkwụsi ike nke Mehq (hydroquinone methyl ether, ca. 250 ppm) ma ọ bụ hydroquinone. Na enweghị ike ịnwe ihe mgbochi a ga-eji polymerize. Na-esi nri. Na-ekwekọ na ndị ọrụ Ihiding Sixiding siri ike, hydrochloric acid.
InchoikeyYashakMF-UHFFAYSA-n
Logp0.93 na 22 ℃
Ahịrịokwu ndị dị ize ndụ: ihe egwu
Nkọwa Nkọwa H302 + H332-H311-H314-H335
Frowzọ P261-P280-P301 + P303 + P353-P353-P340 + P305 + P351 + P351 + P351 + P351 + P351 + P351 + P354
Ihe dị egwu Mark C
Koodu Ngalaba 21 / 22-35-30 / 21/9
Ntụziaka nchekwa 26-36 / 37 / 39-45
Transportgbọ njem dị ize ndụ na UN 2531 8 / PG 2
Wgk Germany1
Rtecs Nọmba Oz2975000
Spontumentain concenion 752 ° F
Tscayes
Koodu omenala 2916 13 00
Ọkwa dị egwu 8
Nchịkọta ngwugwu II
Ihe na-egbu egbu ma na-egbu egbu na oke bekee: 1320 mg / kg
S26: Ọ bụrụ na ịkpọtụrụ anya, jiri obere mmiri mee ihe ozugbo ma chọọ ndụmọdụ ahụike.
S36 / 37/3: Yiri uwe kwesịrị nchebe, uwe elu na anya / Nchebe ihu ihu.
S45: Ọ bụrụ na ọghọm ma ọ bụ ma ọ bụrụ na ị na-anụ adịghị n ', chọọ ndụmọdụ ahụike ozugbo (Gosiputa ikike ebe enwere ike).
Chekwaa na ebe dị jụụ. Debe ikuku a ikuku ma chekwaa ebe a kpọrọ nkụ.
Juru na 25kg; 200kg; 1000kg drow, ma ọ bụ ngwongwo dị ka mkpa ndị ahịa si dị.
Methacrylic acid bụ kemịkalụ kemịkal dị mkpa na polymer.
