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对苯二胺

CAS 25168-37-0C6H8N2MW 108.14

对苯二胺（CAS 25168-37-0）：分子式 C6H8N2、分子量 108.14；类别 医药中间体及原料药。

产品描述

对苯二胺（CAS 25168-37-0）是一种医药中间体及原料药原料。其分子式 C6H8N2 由 6 个碳、8 个氢、2 个氮 组成。 分子量约为 108.14。公开物性数据显示其熔点约 284 °F (NTP, 1992)、沸点约 513 °F at 760 mmHg (NTP, 1992)、LogP 约 -0.3。医药中间体及原料药是药品合成的关键组分，对纯度、杂质与工艺稳定性要求严格。用于原料药合成、制剂配方及临床前研究，交付时随附 COA 与杂质谱等质量文件。作为化工品采购代理与分销渠道，我们可在国内及跨境渠道为对苯二胺寻源比价，并安排小批量试样与批次采购；下单前提供完整 COA、质检报告与合规文件，验收以批次 COA 为准。

规格参数

CAS号25168-37-0
分子式C6H8N2
分子量108.14
熔点284 °F (NTP, 1992)
沸点513 °F at 760 mmHg (NTP, 1992)
LogP-0.3
应用领域CIR ingredient: p-Phenylenediamine、p-Phenylenediamine is primarily used as a dye intermediate and as a dye (e.g、hair dyes and dyes used for dyeing furs)、as well as a photographic developing agent and a chemical intermediate. p-Phenylenediamine is also used as a vulcanization accelerator and as an antioxidant in rubber compounds、Used to dye hair and fur、also used to develop photographs and to synthesize other organic compounds
类别医药中间体及原料药

用途与场景

登记用途：CIR ingredient: p-Phenylenediamine、p-Phenylenediamine is primarily used as a dye intermediate and as a dye (e.g、hair dyes and dyes used for dyeing furs)、as well as a photographic developing agent and a chemical intermediate. p-Phenylenediamine is also used as a vulcanization accelerator and as an antioxidant in rubber compounds、Used to dye hair and fur、also used to develop photographs and to synthesize other organic compounds。

采购档案

这个产品是什么

对苯二胺 是一种医药中间体或原料药类化合物，登记 CAS 号为 25168-37-0，分子式 C6H8N2（分子量 108.14），归属于医药中间体及原料药大类化工原料。

识别信息

登记 CAS 号：25168-37-0

其分子式 C6H8N2 由 6 个碳、8 个氢、2 个氮 组成。

别名/同义词：对苯二胺 · Para Phenylene Diamine

所属分类：医药中间体及原料药

常见问题

对苯二胺 的 CAS 号是多少？

对苯二胺 的 CAS 登记号为 25168-37-0。

对苯二胺 的分子式与分子量是多少？

分子式 C6H8N2，分子量 108.14。

对苯二胺 还有哪些别名？

别名/同义词：对苯二胺、Para Phenylene Diamine。

对苯二胺 的登记用途是什么？

登记用途：CIR ingredient: p-Phenylenediamine、p-Phenylenediamine is primarily used as a dye intermediate and as a dye (e.g、hair dyes and dyes used for dyeing furs)、as well as a photographic developing agent and a chemical intermediate. p-Phenylenediamine is also used as a vulcanization accelerator and as an antioxidant in rubber compounds、Used to dye hair and fur、also used to develop photographs and to synthesize other organic compounds。

对苯二胺 属于哪个分类？

所属分类：医药中间体及原料药。

如何在 591daili.cn 采购 对苯二胺？

请在联系页面提交产品名称、CAS 号与数量，我们作为采购代理在国内及跨境渠道为您寻源比价，安排试样与批次采购，下单前提供 COA 与合规文件。

包装与单证

包装按订单确认，从实验室小包装到吨袋大货，随订单安排而非在页面上写死。每批随货附 COA 分析证书，可另提供 MSDS；若终端用途带有法规限度（食品接触、药品或化妆品），请在询价时说明执行标准，等级按该标准确定。

PubChem 公开数据

对苯二胺（CAS 25168-37-0）的公开数据库记录，列此仅供独立核对。

危险化学品分类与危害说明

Reported hazard statementsH301, H311, H317, H319, H331, H400, H410, H370 (38.9%)

H301: Toxic if swallowed [Danger Acute toxicity, oral]

H311: Toxic in contact with skin [Danger Acute toxicity, dermal]

法规与备案状态

Regulatory & Food ContactFDA Inventory of Food Contact Substances Listed in 21 CFR: FCS
CIR / INCI: Cosmetics ingredient -> Colorant; Other (Specify)
CIR / INCI: Cosmetic ingredients (p-Phenylenediamine) -> CIR (Cosmetic Ingredient Review)
CIR / INCI: Hair dyeing

物理形态与操作说明

  • P-phenylenediamine appears as a white to purple crystalline solid (melting point 234 F) that turns purple to black in air. Flash point 309 F. Toxic by skin absorption, inhalation or ingestion. Used for production of aramid fiber, antioxidants, as a laboratory reagent, in photographic developing, and as a dye for hair and furs.
  • Large Crystals; Liquid
  • White to slightly red, crystalline solid; [NIOSH]
  • WHITE-TO-SLIGHTLY-RED CRYSTALS. TURNS DARK ON EXPOSURE TO AIR.
  • White to slightly red, crystalline solid.
  • WHITE TO SLIGHTLY RED CRYSTALS

公开数据库收录的理化数据

沸点513 °F at 760 mmHg (NTP, 1992)
沸点267 °C
沸点513 °F
沸点267 °C @760 [mm Hg]
熔点284 °F (NTP, 1992)
熔点145-147 °C
熔点139-147 °C
熔点295 °F
熔点141.1 °C
闪点311 °F (NTP, 1992)

这个物质在各数据库里的编号

CAS Registry Number25168-37-0
PubChem CID7814
分子式C6H8N2
IUPAC 名称benzene-1,4-diamine
UNII（FDA）U770QIT64J

数据库记载的用途

  • CIR ingredient: p-Phenylenediamine
  • p-Phenylenediamine is primarily used as a dye intermediate and as a dye (e.g., hair dyes and dyes used for dyeing furs), as well as a photographic developing agent and a chemical intermediate. p-Phenylenediamine is also used as a vulcanization accelerator and as an antioxidant in rubber compounds.
  • Used to dye hair and fur; also used to develop photographs and to synthesize other organic compounds; [ACGIH] Occupational asthma reported in fur dyers; [Malo] Allergic contact dermatitis in hairdressers, mechanics, printers, and textile workers; [Marks] Used to dye leather; [PMID 21938525]
  • Leather Tanning and Processing [Category: Industry]
  • Photographic Processing [Category: Other]
  • Fur Dressing and Dyeing [Category: Industry]

它在各数据库里的别名

p-Phenylenediamine; 106-50-3; 1,4-BENZENEDIAMINE; 1,4-Diaminobenzene; 1,4-Phenylenediamine; 4-Aminoaniline; para-phenylenediamine; p-Aminoaniline; p-Diaminobenzene; Orsin; Paraphenylenediamine; Ursol D; 4-Phenylenediamine; p-Benzenediamine; Fouramine D; Futramine D

计算机算出的分子描述符

分子量108.14
XLogP3-0.3
氢键供体数2
氢键受体数2
可旋转键数0
精确质量108.068748264
单同位素质量108.068748264
拓扑极性表面积52
重原子数8
形式电荷0

数据库摘要

Para Phenylene Diamine · CAS 25168-37-0 · C6H8N2. UNII U770QIT64J. 沸点: 513 °F at 760 mmHg (NTP, 1992); 沸点: 267 °C; 沸点: 513 °F.

数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。

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