2,5-Dihydroxybenzoic acid(CAS#490-79-9)
| Awọn koodu ewu | R22 – Ipalara ti o ba gbe R36 / 37/38 - Irritating si oju, eto atẹgun ati awọ ara. |
| Apejuwe Abo | S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun. S36 - Wọ aṣọ aabo to dara. S37 / 39 - Wọ awọn ibọwọ ti o dara ati aabo oju / oju |
| WGK Germany | 3 |
| RTECS | LY3850000 |
| TSCA | Bẹẹni |
| HS koodu | 29182990 |
| Akọsilẹ ewu | Ipalara |
Ọrọ Iṣaaju
2,5-Dihydroxybenzoic acid jẹ ẹya Organic yellow. Atẹle jẹ ifihan si iseda rẹ, lilo, ọna igbaradi ati alaye aabo:
Didara:
- Irisi: 2,5-dihydroxybenzoic acid jẹ funfun kirisita lulú.
- Solubility: O le ti wa ni tituka ninu omi ati ni Organic olomi bi ethanol ati chloroform.
- pH: O jẹ ekikan ailera ni awọn ojutu olomi.
Lo:
- Kolaginni kemikali: 2,5-dihydroxybenzoic acid le ṣee lo bi ohun elo aise fun iṣelọpọ Organic ati pe o le kopa ninu ọpọlọpọ awọn aati kemikali lati mura awọn agbo ogun miiran.
Ọna:
- Ọna igbaradi ti o wọpọ ni iṣelọpọ ti 2,5-dihydroxybenzoic acid nipasẹ thermal acidolysis ti phthalic acid.
Alaye Abo:
- 2,5-Dihydroxybenzoic acid jẹ kekere ni ipalara si eniyan ati agbegbe labẹ awọn ipo iṣẹ deede.
- O le jẹ irritating ati ibajẹ si oju ati awọ ara ati pe o yẹ ki o yee nigba mimu. Ni ọran ti olubasọrọ lairotẹlẹ, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi.
- Lakoko ipamọ, o yẹ ki o ṣe itọju lati yago fun olubasọrọ pẹlu awọn oxidants ti o lagbara, awọn iwọn otutu giga, ati awọn orisun ina lati dinku awọn ewu ailewu ti o pọju.
