Methyl propionate (CAS # 554-12-1)
| Awọn koodu ewu | R11 - Gíga flammable R20 - Ipalara nipasẹ ifasimu R2017/11/20 - |
| Apejuwe Abo | S16 – Jeki kuro lati awọn orisun ti iginisonu. S24 - Yẹra fun olubasọrọ pẹlu awọ ara. S29 - Ma ṣe ofo sinu ṣiṣan. S33 - Ṣe awọn ọna iṣọra lodi si awọn idasilẹ aimi. |
| UN ID | UN 1248 3/PG 2 |
| WGK Germany | 1 |
| RTECS | UF5970000 |
| TSCA | Bẹẹni |
| HS koodu | 2915 50 00 |
| Kíláàsì ewu | 3 |
| Iṣakojọpọ Ẹgbẹ | II |
| Oloro | LD50 ẹnu ni Ehoro: 5000 mg / kg |
Ọrọ Iṣaaju
Methyl propionate, tun mọ bi methoxyacetate. Atẹle jẹ ifihan si awọn ohun-ini, awọn lilo, awọn ọna igbaradi ati alaye ailewu ti methyl propionate:
Didara:
- Irisi: Methyl propionate jẹ omi ṣiṣan ti ko ni awọ pẹlu õrùn pataki kan.
- Solubility: Methyl propionate jẹ tiotuka diẹ sii ni awọn ọti-lile anhydrous ati awọn olomi ether, ṣugbọn o kere si tiotuka ninu omi.
Lo:
- Lilo ile-iṣẹ: Methyl propionate jẹ ohun elo Organic pataki ti o jẹ lilo pupọ ni awọn aṣọ, awọn inki, awọn adhesives, awọn ifọṣọ ati awọn ile-iṣẹ miiran.
Ọna:
Igbaradi ti methyl propionate nigbagbogbo jẹ esterified:
CH3OH + CH3COOH → CH3COOCH2CH3 + H2O
Lara wọn, methanol ati acetic acid fesi labẹ iṣe ti ayase lati dagba methyl propionate.
Alaye Abo:
- Methyl propionate jẹ olomi ti o ni ina ati pe o yẹ ki o wa ni ipamọ kuro ninu ina ati awọn iwọn otutu giga.
- Ifihan si methyl propionate le fa oju ati irritation awọ ara, nitorina awọn iṣọra yẹ ki o ṣe.
- Yẹra fun sisimi oru ti methyl propionate ati pe o yẹ ki o ṣiṣẹ ni agbegbe ti o ni afẹfẹ daradara.
- Ni ọran ti jijẹ lairotẹlẹ tabi ifasimu, wa itọju ilera lẹsẹkẹsẹ.
