4-Methyl octanoic acid (CAS # 54947-74-9)
| Awọn koodu ewu | R34 - Awọn okunfa sisun R36 / 37/38 - Irritating si oju, eto atẹgun ati awọ ara. R21/22 - Ipalara ni olubasọrọ pẹlu awọ ara ati ti o ba gbe. |
| Apejuwe Abo | S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun. S36 / 37/39 - Wọ aṣọ aabo to dara, awọn ibọwọ ati aabo oju / oju. S45 – Ni ọran ti ijamba tabi ti o ba ni ailara, wa imọran iṣoogun lẹsẹkẹsẹ (fi aami han nigbakugba ti o ṣee ṣe.) |
| UN ID | UN 3265 8/PG 3 |
| WGK Germany | 1 |
| TSCA | Bẹẹni |
| HS koodu | 2915 90 70 |
| Kíláàsì ewu | 8 |
| Iṣakojọpọ Ẹgbẹ | III |
Ọrọ Iṣaaju
4-Methylcaprylic acid jẹ ẹya Organic yellow. Atẹle jẹ ifihan si iseda rẹ, lilo, awọn ọna iṣelọpọ ati alaye ailewu:
Didara:
- 4-Methylcaprylic acid jẹ omi ti ko ni awọ si awọ-ofeefee pẹlu õrùn mint pataki kan.
- 4-Methylcaprylic acid jẹ tiotuka ninu awọn nkan ti o nfo Organic gẹgẹbi awọn ọti-lile ati awọn ethers ni iwọn otutu yara. O ni solubility kekere ninu omi.
Lo:
- O tun lo bi ayase fun awọn polima kan, ṣe iranlọwọ lati ṣatunṣe iyara ati didara iṣesi polymerization.
-4-Methylcaprylic acid tun le ṣee lo ni igbaradi ti diẹ ninu awọn agbo ogun, gẹgẹbi polyester ati polyurethane.
Ọna:
- Awọn ọna pupọ lo wa lati mura 4-methylcaprylic acid, ati pe ọna ti o wọpọ ni a gba nipasẹ iṣesi ti n-caprylic acid pẹlu methanol. Nigbati iṣesi ba waye, ẹgbẹ methyl rọpo ọkan ninu awọn ọta hydrogen ti caprylic acid lati ṣe agbejade 4-methylcaprylic acid.
Alaye Abo:
- 4-Methylcaprylic acid jẹ ailewu labe awọn ipo gbogbogbo ti lilo, ṣugbọn diẹ ninu awọn itọsi tun wa.
- Nigbati o ba tọju ati mimu 4-methylcaprylic acid, pa a kuro lati awọn orisun ina ati awọn aṣoju oxidizing, ki o yago fun olubasọrọ pẹlu oxidizing lagbara tabi idinku awọn aṣoju.
