4-Methoxyphenylhydrazine hydrochloride was used in the preparation of 5-cyano-3-(5-methoxy-2-methylindol-3-yl)-1,2,4-thiadiazole. It was also used to synthesize diarylpyrazoles as possible cyclooxygenase 2 ((COX-2)) inhibitors.

CAS：19501-58-7
中文别名：对甲氧基苯肼盐酸盐;
英文别名：4-Methoxyphenylhydrazine HCl;4-OCH3-phenylhydrazine hydrochloride;p-methoxy phenyl hydrazine hydrochloride;4-Methoxyphenylhydrazine Hydrochloride;p-methoxyphenylhydrazine chlorohydrate;(4-Methoxyphenyl)hydrazine hydrochloride;4-Anisylhydrazine hydrochloride;p-anisylhydrazine hydrochloride;p-MeO-phenylhydrazine hydrochloride;4-Hydrazinoanisole Hydrochloride;
分子式：C7H11ClN2O
分子量：174.628
精确质量：174.056
Psa：47.28
Logp：2.5561

PubChem号：24849203
BRN号：3566583
EINECS号：243-115-3
MDL号：MFCD00012945

外观与性状：铁灰色至微红色粉末
密度：1.15g/cm3
沸点：263.5ºC at 760 mmHg
熔点：160-162°C (dec.)(lit.)
闪点：113.2ºC
水溶解性：soluble
稳定性：Stable at room temperature in closed containers under normal storage and handling conditions.
储存条件：Keep Cold
蒸汽压：0.0103mmHg at 25°C

安全说明：S36/37
WGK Germany：3
危险类别码：R20/21/22
海关编码：29280090
危险品运输编码：2811
包装等级：III
危险品标志：Xn