Glyoxylic acid, monohydrate
GA · GLYOXALIC ACID · ACETIC ACID, OXO- · Dihydroxyacetic acid · Oxoethanoic acid · 2-OXOETHANOIC ACID · 563-96-2 · Formylformic acid
식별자 및 물리적 특성
| CAS No. | 563-96-2 |
|---|---|
| 분자식 | C2H4O4 |
| 평균 분자량 | 92.05 g/mol |
| 단동위원소 질량 | 92.01095861 g/mol |
| SMILES | O.O=CC(=O)O |
| InChIKey | MOOYVEVEDVVKGD-UHFFFAOYSA-N |
| PubChem CID | 15620607 |
| EC No. | 679-230-4 |
| DTXSID | DTXSID30575892 |
화학 및 물리적 성질
| 극성 표면적 | 55.4 |
|---|---|
| 수소 결합 공여자 수 | 2 |
| 수소 결합 수용자 수 | 4 |
| 회전 가능 결합 수 | 1 |
| 무거운 원자 수 | 6 |
| 형식 전하 | 0 |
| 복잡도 | 55.9 |
| 녹는점 | 49-52 °C(lit.) |
| 끓는 점 | 100 °C(lit.) |
| 밀도 | 1.33 g/mL at 20 °C |
| 굴절률 | n20/D 1.414 |
| 인화점 | >230 °F |
| 저장 조건 | Store below +30°C. |
| 용해도 | H2O: 0.1 g/mL, 투명 |
| pKa(산도 계수) | 3.43±0.11(Predicted) |
| 물리적 상태 | 액체 |
| 색상 | 흰색에서 밝은 노란색 |
| 용해도 | 자유롭게 용해되는 |
| Merck | 14,4511 |
| BRN | 969535 |
| 화장품 원료 기능 | 버퍼링헤어 웨이브 또는 스트레이트대전방지제 |
| InChI | 1S/C2H2O3.H2O/c3-1-2(4)5/h1H,(H,4,5)1H2 |
| InChIKey | MOOYVEVEDVVKGD-UHFFFAOYSA-N |
| SMILES | [H]O[H].[H]C(=O)C(O)=O |
화학적 성질
white to light yellow crystalline powder or chunks
안전 및 규제
| GHS 분류 | DangerH314 (14.5%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]P260, P261, P264, P264+P265, P272, P280, P301+P330+P331, P302+P352, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P321, P333+P317, P362+P364, P363, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 55 reports by companies from 9 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies. |
|---|---|
| 규제 정보 | Chemical: Acetic acid, dihydroxy-Status: Active Update: 13-06-2022 https://echa.europa.eu/registration-dossier/-/registered-dossier/33655Acetic acid, dihydroxy-: Does not have an individual approval but may be used under an appropriate group standardGlyoxylic acid, monohydrate: Does not have an individual approval but may be used under an appropriate group standard |
| 기타 안전 정보 | Evaluation - Glyoxylic acid |
| Hazard Classes and Categories | Skin Corr. 1B (14.5%) |
| 수질 위해 등급(WGK) | 1 |
| TSCA 등재 상태 | Yes |
| RTECS 번호 | MD4550000 |
| 운송 번호(UN) | UN 3265 8/PG 2 |
| 관세 코드 | 29183000 |
| 위험 문구(R) | 34-43-41 |
| 위험 표시 | C,Xi |
| 안전 문구(S) | 26-36/37/39-45-37/39-24-27 |
| 포장분류 | III |
| 위험 등급 | 8Eye Dam. 1Met. Corr. 1Skin Irrit. 2Skin Sens. 1 |
| F 고인화성물질 | 3 |
| 저장 분류 | 8A - Combustible corrosive hazardous materials |
용도
개요
Glyoxylic acid monohydrate is a versatile chemical used in various pharmaceuticals, agrochemicals, and cosmetics industries. It is commonly used as an intermediate in producing chemicals like vanillin, amino acids, and herbicides. It should be stored in a cool, dry place away from oxidizing agents and sources of ignition. Glyoxylic acid monohydrate may cause severe skin burns and eye damage, so it is essential to follow proper safety guidelines when handling it. The environmental impact of this product is minimal if it is disposed of according to local regulations.
용도
Occurs in unripe fruit and in young green leaves; has also been found in very young sugar beets.