3-5-DimethylbenzoicAcid (CAS#499-06-9)
| Awọn aami ewu | Xi - Irritant |
| Awọn koodu ewu | 36/37/38 - 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. |
| WGK Germany | 3 |
| RTECS | DG8734030 |
| TSCA | Bẹẹni |
| HS koodu | 29163900 |
| Akọsilẹ ewu | Irritant |
Ọrọ Iṣaaju
3,5-Dimethylbenzoic acid. Atẹle jẹ ifihan si iseda rẹ, lilo, ọna igbaradi ati alaye aabo:
Didara:
- Irisi: Alailowaya kirisita ti o lagbara;
- Kere tiotuka ninu omi ati diẹ sii tiotuka ni awọn nkan ti ara ẹni gẹgẹbi awọn ethers ati awọn oti;
- O ni oorun oorun.
Lo:
- 3,5-Dimethylbenzoic acid jẹ agbedemeji pataki ni iṣelọpọ Organic ati pe a lo nigbagbogbo ni iṣelọpọ ti awọn agbo ogun Organic miiran;
- O le ṣee lo bi ohun elo aise fun awọn resin polyester ati awọn aṣọ, awọn pilasitik ati awọn afikun roba;
Ọna:
- Ọna igbaradi ti 3,5-dimethylbenzoic acid le ṣee gba nipasẹ iṣesi ti benzaldehyde pẹlu dimethyl sulfide;
- Awọn aati nigbagbogbo ni a ṣe labẹ awọn ipo ekikan, ati awọn ayase ekikan gẹgẹbi hydrochloric acid le ṣee lo;
- Lẹhin iṣesi, ọja mimọ ni a gba nipasẹ crystallization tabi isediwon.
Alaye Abo:
- Agbo naa nilo lati lo ni ibamu pẹlu awọn ilana yàrá ti o yẹ;
- O le fa ibinu si oju, awọ ara, ati eto atẹgun;
- Wọ ohun elo aabo ti ara ẹni, gẹgẹbi awọn ibọwọ lab ati awọn goggles, ati rii daju fentilesonu to dara nigba lilo;
- Yago fun olubasọrọ pẹlu awọn aṣoju oxidizing ti o lagbara ati awọn acids ti o lagbara;
- Tọju gbẹ, edidi ni wiwọ, ki o yago fun olubasọrọ pẹlu afẹfẹ, ọrinrin, ati ina.
Nigbati o ba nlo 3,5-dimethylbenzoic acid tabi eyikeyi kemikali miiran, o ṣe pataki lati tẹle mimu kemikali to dara ati awọn iṣe ailewu.
