Maleimide 541-59-3

Product Name: Maleimide

CAS: 541-59-3
MF: C4H3NO2
MW: 97.07
EINECS: 208-787-4

Product Description

Product Name: Maleimide

CAS: 541-59-3
MF: C4H3NO2
MW: 97.07

EINECS: 208-787-4

Use:

Used for organic synthesis. Rhodium catalyzed arylation binding with arylboronic acid

Specifications :

分析项目 SPECIFICATION PROPERTIES	技术指标 STANDARD	实测结果 RESULTS
外观 Appearance	白色或类白色粉末 white to off white powder	类白色粉末 off white powder
纯度 Purity (%)	≥98.0	98.9
鉴别 Identification	供试品溶液与对照品溶液主峰的保留时间一致 (The retention time of the major peak corresponds to that of the reference substance)	符合 Conforms
水分 Water (%)	≤0.5	0.3
炽灼残渣 Residue on ignition (%)	≤0.1	0.06
重金属 Heavy metals (ppm)	≤20ppm	符合 Conforms
单个杂质 Single impurity	≤1	0.06
结论 Conclusion	合格 passed

公司信息

Quality Assurance

Full-Process Quality Control: From incoming raw material inspection to in-process monitoring and final outgoing checks, every batch is inspected at each production stage against strict acceptance standards.
Third-Party Certified & Tested: Our quality management system is certified to ISO 9001, and products are regularly tested by accredited laboratories (e.g. SGS, TÜV). Test reports are available on request.
100% Batch Traceability: Each batch carries a unique lot number that links raw material records, production parameters, and test results, enabling complete traceability from factory to final delivery.
Pre-Shipment Inspection: Every order passes a final pre-shipment inspection, with inspection photos and reports shared before dispatch.

FAQ From Customers

Q1: What is the minimum order quantity?

A: There is no quantity limit for the first sample or trial order. Just tell us the actual quantity you need.
Q2: How can I confirm that the quality meets the requirements?

A: Provide your specifications, and our technical team will check them or customize them for you; we can provide TDS, MSDS, and COA, and accept third-party testing.
Q3: How do you ensure stable quality?

A: We manufacture under an ISO 9001 quality system, test every batch before release, and retain samples for 24 months for traceability.
Q4: Do you provide samples?

A: Yes — Free samples are available; freight is at buyer's expense for express delivery.