3-二甲氨基丙胺 DMAPA CAS 109-55-7

如需从中国工厂购买3-二甲氨基丙胺(DMAPA,CAS号109-55-7),兰普化工提供极具竞争力的价格和全面的产品支持,包括规格说明、MSDS、TDS和COA。如需了解3-二甲氨基丙胺的工厂价格,请联系sonia@lanpuchemical.com。

3-二甲基氨基丙胺(简称DMAPA),CAS号109-55-7,IUPAC名称为N’,N’-二甲基丙烷-1,3-二胺,是一种高反应活性的脂肪族二胺,其特征在于丙烯骨架上同时连接有伯胺(-NH₂ 叔胺(-N(CH₃ )基团。该化合物的分子式为C₅H₁₄N₂  分子量为102.18 g/mol,为无色至淡黄色透明液体,具有 明显的氨气味。其双重胺官能团——兼具亲核反应活性(伯胺)和催化活性(叔胺)——以及与水、醇和芳香族溶剂(甲苯、二甲苯)的完全互溶性,使其成为高价值工业过程中不可替代的中间体。

南通蓝普化工有限公司专注于合成符合GHS法规的医药级3-二甲氨基丙胺。我们独有的蒸馏工艺实现了超低杂质含量,确保批次间一致性,满足40多个国家和地区表面活性剂、制药和聚合物行业的严格要求。

Lanpu- DMAPA 技术数据表

范围 行业规范 参考 南通兰普标准
化学成分 3-二甲基氨基丙胺;DMAPA;N’,N’-二甲基丙烷-1,3-二胺 完全合规
EC编号 203-680-9 203-680-9
外貌 无色至淡黄色液体 无色透明液体(APHA ≤20)
纯度(GC) ≥99.0% ≥99.5%
水分含量 ≤0.3% ≤0.2%
联合国编号 联合国2734 联合国2734
危险等级 3(易燃液体)/ 8(腐蚀性) 3/8,PG 2

 

3-二甲氨基丙胺的工业应用

3-二甲氨基丙胺中伯胺和叔胺基团的协同作用使其在高增长工业领域占据主导地位。以下是其核心应用,这些应用已通过南通蓝普化工的优质配方得到优化:

  1. 用于个人护理的表面活性剂合成

DMAPA是生产烷基酰胺丙基甜菜碱的主要中间体——这类温和、可生物降解的表面活性剂兼具起泡性、清洁性和调理性。这些表面活性剂是高端洗发水、沐浴露和洁面乳的关键成分,因为它们能避免皮肤刺激(刺激指数高,即使在硬水(300ppm CaCO₃)中也能保持稳定的泡沫)。南通蓝普的低水分DMAPA确保了酰胺化反应的一致性,从而生产出链长分布均匀的表面活性剂——这对于婴儿护理和敏感肌肤产品至关重要。

  1. 环氧树脂固化与聚合物催化

As an epoxy curing agent, DMAPA enables rapid ambient-temperature curing (25°C/24h) due to its highly reactive tertiary amine group, delivering cured resins with a tensile strength of 65–75 MPa and elongation at break of 4–6% . It also acts as a high-efficiency catalyst for polyurethane (PU) foam production, reducing curing time by 30% while lowering VOC emissions to g/L—compliant with EU REACH Annex XVII . Our 99.5% pure DMAPA eliminates curing defects in high-precision composites used in automotive lightweighting.

  1. Pharmaceutical & Agrochemical Intermediates

In pharmaceutical synthesis, DMAPA serves as a deprotection agent in solid-phase peptide synthesis (SPPS), efficiently cleaving Fmoc groups from amino acids with >99% yield . It is also a key intermediate for synthesizing antihistamines and cardiovascular drugs, where impurity control directly impacts API bioavailability. In agrochemicals, DMAPA derivatives act as systemic fungicides, targeting fungal cell wall synthesis with minimal environmental persistence. Nantong Lanpu’s DMAPA complies with FDA 21 CFR Part 178 and EMA ICH Q9 guidelines for pharmaceutical use.

  1. Water Treatment & Metalworking Fluids

DMAPA forms chelating agents that sequester heavy metals (Fe³+, Cu²+) and inhibit scale formation in industrial boilers, reducing maintenance costs by 40% compared to traditional inhibitors . In metalworking, it functions as a corrosion inhibitor in water-miscible coolants, forming a protective film on steel surfaces (corrosion rate  mm/year) . Our product’s low chloride content (<50ppm) prevents pitting corrosion in high-pressure hydraulic systems.

  1. Dyes, Adhesives & Textile Auxiliaries

DMAPA is a critical building block for reactive dyes and acid dyes, enhancing color fastness to washing (ISO 105-C06: Grade 4–5) and light (ISO 105-B02: Grade 5) . In adhesives, it improves bonding strength to polyolefins by 25% when used as a coupling agent . In textiles, it modifies polyester fibers to enhance dye uptake, reducing dye consumption by 20% . Nantong Lanpu’s DMAPA supports sustainable manufacturing through these efficiency gains.

Packaging & Storage | Nantong Lanpu Chemical

We provide globally compliant packaging solutions tailored to preserve DMAPA’s reactivity and ensure safe logistics:

Packaging Specifications

  • Bulk Supply: 165kg irondrums or as required

All packaging is UN-certified for Class 3/8 hazardous materials, featuring bilingual labels (English/Chinese) with CAS number, hazard symbols (flammable, corrosive), and emergency contact information. Nantong Lanpu’s drums undergo leak-testing to meet IMDG and DOT standards for international shipping.

Storage Guidelines

  • Environment: Store in a cool (≤30°C), explosion-proof warehouse with mechanical ventilation (air exchange rate ≥6 times/hour) . Avoid direct sunlight to prevent thermal decomposition.
  • 控制措施:保持密封以防止蒸汽释放——DMAPA 蒸汽在浓度为 1.5–12% (v/v) 时与空气形成爆炸性混合物。
  • 隔离:与氧化剂(过氧化氢、高锰酸钾)、强酸(硫酸)和食品分开存放,使用专用储物架(最小距离:1米)。
  • 保质期: 在未开封的原包装中储存可保存1年;如果储存超过此期限,请在使用前进行 GC 纯度测试。

每批货物均包含一份含杂质谱图(经GC-MS验证)的分析证书(COA)和一份符合GHS标准的SDS。我们的物流团队会协调对大宗订单进行温控运输,以防止质量下降。

为什么选择南通蓝普化工?

作为3-二甲氨基丙胺(CAS 109-55-7)的领先供应商,我们拥有以下竞争优势:

  • 超高纯度:纯度最低为 99.5%(经 GC 测试),水分含量 ≤0.2%。
  • 全球合规性:符合 FDA 标准,并通过 ISO 14001 认证,实现可持续生产。
  • 技术专长:我们的研发团队为特殊应用提供定制剂量和配方支持(例如,低刺激性表面活性剂、快速固化环氧树脂)。
  • 可靠的供应:年产能 5,000 吨,对美国和东南亚市场的准时交付率达 99%。

立即联系我们获取个性化报价、索取样品或访问我们关于 3-二甲氨基丙胺的交互式 SDS 数据库。

 

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