3-Methylbenzoic acid
Lub npe tshuaj:3-Toluic acid
Synonyms:3-Methylbenzoic acid; m-Methylbenzoic acid; m-Toluylic acid; beta-Methylbenzoic acid
Molecular Formula:C8H8O2
Molecular Luj:136.15 Nws
CAS Nr .:99-04-7 ib
EINECS/ELINCS:202-723-9
Specification:
| Yam khoom | SPECIFICATIONS |
| Qhov tshwm sim | Dawb los yog daj daj crystal hmoov hmoov |
| Assay | 99.0% |
| Dej | 0.20% max |
| Melting point | 109.0-112.0ºC |
| Isophtalic acid | 0.20% max |
| Benzoic acid | 0.30% max |
| Isomer | 0.20% |
| Qhov ntom | 1.054 ib |
| Melting point | 108-112 ºC |
| Flash point | 150 ºC |
| Boiling point | 263ºC ua |
| Dej solubility | <0.1 g / 100 mL ntawm 19 ºC |
Daim ntawv thov:
Raws li qhov nruab nrab ntawm cov organic synthes yog siv rau prducing ntawm lub zog siab tiv thaiv yoov tshaj cum, N, N-diethyl-m-toluamide, m-toluylchoride thiab m-tolunitrile thiab lwm yam.
Pob thiab Cia:
1.25KG hnab
2. Khaws cov khoom rau hauv qhov chaw txias, qhuav, zoo-ventilated kom deb ntawm cov khoom siv tsis sib xws.
Sau koj cov lus ntawm no thiab xa tuaj rau peb
