HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2089560Generated: October 31, 2026
4-Methyl-2-nitroaniline → HCID 16495251, compound
https://huagongshe.com/reaction/2089560
Participants
| Role | Name | HCID | Charge |
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| Reactant | 4-Methyl-2-nitroaniline | HCID 6978 | — |
| Reactant | Stannous Chloride | HCID 24479 | — |
| Reactant | Sodium Nitrite | HCID 23668193 | — |
| Solvent | Hydrochloric Acid | HCID 313 | — |
| Solvent | Water | HCID 962 | — |
| Product | HCID 16495251 | HCID 16495251 | 64.1% |
Reaction Steps
The commercially available 4-methyl-2-nitro-phenylamine (40 g, 0.23 mol) was dissolved in 12N-hydrochloric acid (100 mL), to which sodium nitrite (16 g, 0.23 mol) dissolved in water (50 mL) was slowly added in drops at 0° C. The reaction mixture was stirred for 30 min at 0° C. After lowering the temperature of the reaction mixture to 0° C., tin (II) chloride (132 g, 0.70 mol) dissolved in 100 mL of 12N-hydrochloric acid was slowly added in drops thereto. The reaction mixture was stirred for 3 h at 0° C. to room temperature. The resulting yellow solid was filtered, washed with a small amount of 6N-HCl, and dried to give the title compound (30 g, Yield 63%).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US08436038B2 |
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| Source dataset | uspto-grants-2013_05 |
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| ORD ID | ord-20eafec877cf456e994d6879a6990a25 |
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| Source note | uspto-grants-2013_05 |
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