Ammonium chronate - AR, ≥99% , CAS No.7788-98-9

CAS: 7788-98-9 Cat. No.: A108415 Fórmula: H₈CrN₂O₄ Peso molecular: 152.07 Número EC: 232-138-4

GRADE & PURITY AR, ≥99%

Synonyms

Neutral ammonium chromate

Storage

Desiccated

Shipped In

Normal

Descripción general

Usually usd as reagent for the preparation of a solid heterogeneous oxidizing agent for liquid phase oxidation of alcohols.

Specifications

Sinónimos

Neutral ammonium chromate

Especificaciones y pureza

AR, ≥99%

Condiciones de almacenamiento de almacenamiento

Desiccated

Enviado en

Normal

Grado

AR

Pureza

≥99%

Nombres e identificadores

• WGK Alemania: 3
• RTECS: GB2880000
• Número ONU: 3085
• Grupo de embalaje: I
• Peso molecular: 152.07

Propiedades químicas y físicas

• Solubilidad: Soluble in water. Slightly soluble in liquid ammonia, acetone, methanol. Insoluble in ethanol., Soluble in water. Slightly soluble in liquid ammonia, acetone, methanol. Insoluble in ethanol.
• Punto de fusión (°C): 180℃

Referencias

1. Sen Tian, Xuemei Ye, Yaping Dong, Wu Li, Bo Zhang, Bo Li, Haitao Feng.  (2023)  Production and Characterization of Chromium Oxide (Cr2O3) via a Facile Combination of Electrooxidation and Calcination.  International Journal of Electrochemical Science,      [PMID:] [10.20964/2019.09.21]

2. Xiaohua Cao, Tianhao Ai, Zhizhi Xu, Jichang Lu, Dingkai Chen, Dedong He, Jiangping Liu, Rui Tian, Yutong Zhao, Yongming Luo.  (2022)  Insights into the different catalytic behavior between Ce and Cr modified MCM-41 catalysts: Cr2S3 as new active species for CH3SH decomposition.  SEPARATION AND PURIFICATION TECHNOLOGY,      [PMID:] [10.1016/j.seppur.2022.122742]

3. Bin Li, Hongyu Ren, Shengda Guo, Jianbo Zhang, Zhihui Zhou, Bin Zeng, Xiangfei Guo.  (2025)  Synthesis of near-spherical W-Cr2O3 composite powders with varying Cr doping levels and their application in cemented carbides.  INTERNATIONAL JOURNAL OF REFRACTORY METALS & HARD MATERIALS,      [PMID:] [10.1016/j.ijrmhm.2025.107456]