4-Ethyl Benzoic acid (CAS#619-64-7)
| Awọn koodu ewu | R22 – Ipalara ti o ba gbe R36 / 37 - Irritating si oju ati eto atẹgun. |
| Apejuwe Abo | S22 - Maṣe simi eruku. S24/25 - Yago fun olubasọrọ pẹlu awọ ara ati oju. S37 / 39 - Wọ awọn ibọwọ ti o dara ati aabo oju / oju S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun. |
| WGK Germany | 3 |
| HS koodu | 29163900 |
| Akọsilẹ ewu | Irritant |
Ọrọ Iṣaaju
Awọn ohun-ini ti p-ethylbenzoic acid: O jẹ omi ti ko ni awọ tabi ofeefee pẹlu oorun oorun oorun pataki kan. P-ethylbenzoic acid jẹ tiotuka ninu oti ati ether ati insoluble ninu omi.
Awọn lilo ti p-ethylbenzoic acid: Ethylbenzoic acid tun le ṣee lo ni igbaradi ti awọn aṣọ, awọn inki, ati awọn awọ.
Ọna igbaradi ti p-ethylbenzoic acid:
Igbaradi ti p-ethylbenzoic acid ni a maa n ṣe nipasẹ ifoyina catalytic ti ethylbenzene pẹlu atẹgun. Awọn oxides irin iyipada, gẹgẹbi awọn olutọpa molybdate, ni a lo nigbagbogbo fun awọn ayase. Idahun naa waye ni iwọn otutu ti o tọ ati titẹ lati ṣe agbejade p-ethylbenzoic acid.
Alaye aabo fun ethylbenzoic acid:
Ethylbenzoic acid ni ipa irritating lori oju ati awọ ara, ati pe o yẹ ki o fi omi ṣan pẹlu omi pupọ ni akoko nigbati o ba kan si. Ohun elo aabo ti ara ẹni ti o yẹ gẹgẹbi awọn gilaasi ailewu ati awọn ibọwọ yẹ ki o wọ lakoko iṣẹ. Ethylbenzoic acid yẹ ki o wa ni ipamọ sinu apo ti afẹfẹ, kuro lati ina ati awọn oxidants. Ti o ba jẹ dandan, o yẹ ki o ṣiṣẹ ni agbegbe ti o ni afẹfẹ daradara.
