3-Chlorothiophene-2-carboxylic acid (CAS # 59337-89-2)
| 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. S24/25 - Yago fun olubasọrọ pẹlu awọ ara ati oju. |
| WGK Germany | 3 |
| HS koodu | 29349990 |
| Akọsilẹ ewu | Irritant |
Ọrọ Iṣaaju
3-chlorothiophene-2-carboxylic acid jẹ agbo-ara Organic. Atẹle jẹ ifihan si awọn ohun-ini rẹ, awọn lilo, awọn ọna iṣelọpọ ati alaye ailewu:
Didara:
Irisi: 3-chlorothiophene-2-carboxylic acid jẹ kristali funfun ti o lagbara.
Solubility: O ni solubility kan ati pe o le jẹ tiotuka ni diẹ ninu awọn nkan ti o nfo Organic gẹgẹbi methylene kiloraidi, methanol ati dimethyl sulfoxide.
Awọn ohun-ini Kemikali: Bi agbopọ ti o ni awọn oruka thiophene ati awọn ẹgbẹ carboxylic acid, 3-chlorothiophene-2-carboxylic acid le kopa ninu ọpọlọpọ awọn aati iṣelọpọ Organic.
Lo:
3-Chlorothiophene-2-carboxylic acid ni ọpọlọpọ awọn lilo ninu ile-iṣẹ kemikali.
Reagent gbigbe: Le ṣee lo bi reagent gbigbe fun iṣafihan DNA tabi RNA sinu awọn sẹẹli ni awọn adanwo isedale molikula.
Awọn ohun elo elekitirokemika: 3-chlorothiophene-2-carboxylic acid ati awọn itọsẹ rẹ le ṣee lo lati ṣeto awọn ohun elo elekitirokemika, gẹgẹbi polythiophene, ati bẹbẹ lọ.
Ọna:
Ọpọlọpọ awọn ọna igbaradi fun 3-chlorothiophene-2-carboxylic acid, ati ọkan ninu awọn ọna ti o wọpọ jẹ bi atẹle:
3-chlorothiophene ni a ṣe pẹlu beryllium kiloraidi (BeCl2) ni dichloromethane lati fun 3-chlorothiophene-2-oxalate. Lẹhinna o jẹ hydrolyzed pẹlu oluranlowo hydrolytic alkaline gẹgẹbi sodium hydroxide lati fun 3-chlorothiophene-2-carboxylic acid.
Alaye Abo:
3-Chlorothiophene-2-carboxylic acid gbogbo gbe ewu kekere labẹ awọn ipo deede ti lilo. Gẹgẹbi kemikali, awọn ọna aabo wọnyi yẹ ki o ṣe akiyesi:
Idaabobo olubasọrọ: Wọ awọn ibọwọ aabo, awọn gilaasi aabo, ati awọn aṣọ aabo ti o yẹ nigbati o farahan si 3-chlorothiophene-2-carboxylic acid.
Idabobo ifasimu: O yẹ ki o rii daju pe afẹfẹ ti o dara lakoko iṣẹ ṣiṣe lati ṣe idiwọ ifasimu ti eruku tabi awọn eefin rẹ.
Ibi ipamọ ati mimu: 3-chlorothiophene-2-carboxylic acid yẹ ki o wa ni ipamọ ninu apo ti a fi pamọ lati yago fun ina ati awọn iwọn otutu giga.
