S-(2-Hydroxyethyl)mercapturic Acid, HEMA
2-Hydroxyethyl methacrylate
CAS: 868-77-9;141668-69-1
Molecular Formula: C6H10O3
S-(2-Hydroxyethyl)mercapturic Acid, HEMA - Names and Identifiers
S-(2-Hydroxyethyl)mercapturic Acid, HEMA - Physico-chemical Properties
| Molecular Formula | C6H10O3 |
| Molar Mass | 130.1418 |
| Density | 1.051g/cm3 |
| Melting Point | -12℃ |
| Boling Point | 174.909°C at 760 mmHg |
| Flash Point | 64.043°C |
| Water Solubility | soluble |
| Vapor Presure | 0.364mmHg at 25°C |
| Appearance | Transparent liquid |
| Storage Condition | 2-8 ℃, dark |
| Sensitive | Sensitive to light |
| Refractive Index | 1.441 |
| MDL | MFCD00002863 |
| Physical and Chemical Properties | Character: colorless, transparent and flowable liquid. melting point -12 ℃ boiling point 95 ℃ relative density 1.074 refractive index 1.4505 flash point 108 ℃ soluble in common organic solvents. Miscible with water. |
| Use | For the synthesis of medical polymer materials, thermosetting coatings and adhesives |
S-(2-Hydroxyethyl)mercapturic Acid, HEMA - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | R36/38 - Irritating to eyes and skin. R43 - May cause sensitization by skin contact |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
S-(2-Hydroxyethyl)mercapturic Acid, HEMA - Upstream Downstream Industry
| Raw Materials | Ethylene Oxide Methacrylic acid |
S-(2-Hydroxyethyl)mercapturic Acid, HEMA - Reference
| Reference Show more | 1. Wang Wanbao, Guo Ruili, Zhang Jianshu, Xu Shao He, Pei Wenjing. Purification of glycyrrhizic acid by molecularly imprinted polymers [J]. Fine Chemicals, 2018, 35(11):1859-1865, 1870. 2. [IF = 3.517] Fangfang Xie et al."Effect of a new modified polyamdoamine dendrimer biometric system on the mineral of type I collagen fibrils: an in vitro study. Journal Of Biomaterials Science-Polymer Edition. 2021 Oct 03 |
S-(2-Hydroxyethyl)mercapturic Acid, HEMA - Nature
Open Data Verified Data
a colorless, transparent, easily flowing liquid. The relative density was 1. 074. Melting Point -12 °c. Boiling point 95 ℃(1. 333kPa). Flash point (Open Cup) 108 °c. Refractive index 4505. Soluble in common organic solvents. Miscible with water. Easy to polymerize.
Last Update：2024-01-02 23:10:35
S-(2-Hydroxyethyl)mercapturic Acid, HEMA - Preparation Method
Open Data Verified Data
- The addition reaction of methacrylic acid and ethylene oxide in the presence of a catalyst and a polymerization inhibitor generates crude 2-hydroxyethyl methacrylate, which is degassed and fractionated to obtain a finished product.
- the potassium salt of methacrylic acid is reacted with chloroethanol in the presence of a polymerization inhibitor to produce crude 2-hydroxyethyl methacrylate, which is salted out and refined to obtain a finished product.
Last Update：2022-01-01 10:33:06
S-(2-Hydroxyethyl)mercapturic Acid, HEMA - Introduction
Flammable, soluble in water, soluble in common organic solutions, easy to polymerize
Last Update：2022-10-16 17:29:27
S-(2-Hydroxyethyl)mercapturic Acid, HEMA - Use
Open Data Verified Data
This product is mainly used for the modification of resins and coatings. The resulting resin may contain reactive hydroxyl groups by copolymerization with other acrylic monomers. Together with melamine formaldehyde (or urea formaldehyde) resin, epoxy resin, etc., for the manufacture of two-component coatings. Added to the high-grade car paint, can maintain the mirror gloss for a long time. It can also be used as an adhesive for synthetic textiles and a medical polymer monomer.
Last Update：2022-01-01 10:33:05
S-(2-Hydroxyethyl)mercapturic Acid, HEMA - Safety
Open Data Verified Data
- This product has low toxicity, and the oral LD50 of rats is 11.2g/kg. The inhalation test organs of rats were normal, and there were no toxic symptoms.
- galvanized iron drum packaging. Should be stored at <10 °c, and the addition of polymerization inhibitors.
Last Update：2022-01-01 10:33:06
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View History
S-(2-Hydroxyethyl)mercapturic Acid, HEMA
APEG烯丙基聚乙二醇
无水硝酸锂 (METALS BASIS)
D-GLUCOSAMINESULFATE(K+)POTASSIUM
PROFLAVINE(RG)
Einecs 271-233-5
1,3 - 二苯基四甲基二硅氧烷
DIBROMOCHALCONE
TRIISOBUTYLPHOSPHINE (CYTOP 341) CYTEC QUALITY
2-(4-氯苯基)-4-(2-萘基)-6-苯基-1,3,5-三嗪
APEG烯丙基聚乙二醇
无水硝酸锂 (METALS BASIS)
D-GLUCOSAMINESULFATE(K+)POTASSIUM
PROFLAVINE(RG)
Einecs 271-233-5
1,3 - 二苯基四甲基二硅氧烷
DIBROMOCHALCONE
TRIISOBUTYLPHOSPHINE (CYTOP 341) CYTEC QUALITY
2-(4-氯苯基)-4-(2-萘基)-6-苯基-1,3,5-三嗪
Raw Materials for S-(2-Hydroxyethyl)mercapturic Acid, HEMA