155721
Methacrylic acid
contains 250 ppm MEHQ as inhibitor, 99%
Synonym(s):
2-Methacrylic acid, 2-Methylpropenoic acid
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About This Item
vapor density
>3 (vs air)
Quality Level
vapor pressure
1 mmHg ( 20 °C)
assay
99%
form
liquid
autoignition temp.
752 °F
contains
250 ppm MEHQ as inhibitor
refractive index
n20/D 1.431 (lit.)
pH
2.0-2.2 (20 °C, 100 g/L)
bp
163 °C (lit.)
mp
12-16 °C (lit.)
solubility
water: 98 g/L at 20 °C
density
1.015 g/mL at 25 °C (lit.)
SMILES string
C=C(C)C(O)=O
InChI
1S/C4H6O2/c1-3(2)4(5)6/h1H2,2H3,(H,5,6)
InChI key
CERQOIWHTDAKMF-UHFFFAOYSA-N
General description
Application
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signalword
Danger
Hazard Classifications
Acute Tox. 3 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1A - STOT SE 3
target_organs
Respiratory system
Storage Class
6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
flash_point_f
152.6 °F - closed cup
flash_point_c
67 °C - closed cup
ppe
Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
Regulatory Listings
Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.
Deleterious substance
pdsc
Class I Designated Chemical Substances
prtr
Group 4: Flammable liquids + Type 3 petroleums + Hazardous rank III + Water soluble liquid
fsl
Substances Subject to be Indicated Names
ishl_indicated
Substances Subject to be Notified Names
ishl_notified
155721-2KG:4.54817322831E12 + 155721-5G:4.54817310779E12 + 155721-500G:4.548173107783E12 + 155721-18KG:4.548173107769E12 + 155721-100G:4.548173107752E12 + 155721-3KG:4.548173107776E12
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眼科用モノマーは、純度、信頼性と快適性を目標としており、コンタクトレンズをより手頃な価格にするためイノベーションを推進します。
Monomers for ophthalmic use aim for purity, reliability, and comfort, driving innovation for affordable contact lenses.
RAFT polymerization offers living characteristics to radical polymerization, contributing versatility to reversible deactivation radical polymerization methods.
(RAFT) Polymerization