page_banner

ibicuruzwa

2-Cyano-5-methylpyridine (CAS # 1620-77-5)

Umutungo wa Shimi:

Inzira ya molekulari C7H6N2
Misa 118.14
Ubucucike 1.08 ± 0.1 g / cm3 (Biteganijwe)
Ingingo yo gushonga 73-75 ° C.
Ingingo ya Boling 140 ° C / 20mmHg (lit.)
Flash point 100.4 ° C.
Umwuka 0.0105mmHg kuri 25 ° C.
Kugaragara Birakomeye
pKa -0.03 ± 0.10 (Biteganijwe)
Imiterere y'Ububiko Ikirere cyimbere, Ubushyuhe bwicyumba
Ironderero 1.531
MDL MFCD06200830

Ibicuruzwa birambuye

Ibicuruzwa

Ibyago n'umutekano

Ibimenyetso bya Hazard Xi - Kurakara
Kode y'ingaruka 36/37/38 - Kurakaza amaso, sisitemu yubuhumekero nuruhu.
Ibisobanuro byumutekano S26 - Mugihe uhuye namaso, kwoza ako kanya n'amazi menshi hanyuma ushakishe inama mubuvuzi.
S36 - Kwambara imyenda ikingira.
Indangamuntu ya Loni 3439
Icyiciro cya Hazard IRRITANT
Itsinda ryo gupakira

2-Cyano-5-methylpyridine (CAS # 1620-77-5) Intangiriro

Ni ifumbire mvaruganda ifite imiti ya C8H7N hamwe nuburyo bwa CH3-C5H3N (CN). Ibikurikira nubusobanuro bwimiterere, imikoreshereze, uburyo bwo gukora namakuru yumutekano: Kamere:
1. Kugaragara: ibara ritagira ibara ry'umuhondo.
2. Gushonga Ingingo: -11 ℃.
3. Guteka: 207-210 ℃.
4. Gukemura: gushonga gake mumazi, gushonga mumashanyarazi kama nka alcool na ethers. Koresha:
.
2. Irashobora kugira uruhare muri synthesis ya pyridine, ketone ya pyridine nibindi bintu kama.
3. Irashobora kandi gukoreshwa mumiti yica udukoko, imiti nizindi nzego.

Uburyo:
Irashobora gutegurwa n'inzira ikurikira:
1. Pyridine ifata methyl acetic anhydride kugirango itange 5-methyl pyridine.
2. Kora 5-picoline hamwe na sodium cyanide mubihe bya alkaline kugirango ubyare a.

Amakuru yumutekano:
1. Kurenza ibinyabuzima kama, hariho uburozi runaka, nyamuneka ukurikize inzira z'umutekano wa laboratoire, witondere ingamba zo kubarinda.
2. Irinde guhura nuruhu, amaso, nibindi. Niba hari aho bihurira, kwoza ako kanya n'amazi menshi. Niba hari ibitagenda neza, nyamuneka saba ubuvuzi.
3. Mububiko no gutunganya, nyamuneka wirinde ubushyuhe bwinshi, inkomoko yumuriro, kandi ukomeze ibidukikije bikora neza.
4. Amazi y’imyanda agomba kujugunywa hakurikijwe amabwiriza y’ibanze kugirango hirindwe ibidukikije.

Nyamuneka menya ko ikoreshwa nogukoresha ibintu byimiti bigomba gukurikiza amabwiriza nuburyo bukoreshwa neza, kandi bigakurikiza amabwiriza akoreshwa muri laboratoire.


  • Mbere:
  • Ibikurikira:

  • Andika ubutumwa bwawe hano hanyuma utwohereze