Offer 109-77-3 Malononitrile /global trader 109-77-3 /Malononitrile manufacturer CAS NO.109-77-3

offer 109-77-3 malononitrile /global trader 109-77-3 /malononitrile manufacturer

1.product name: malononitrile

2.cas no: 109-77-3

3.application: pharm intermediate

malononitrile, also propanedinitrile, is a nitrile, with formula ch2(cn)2. malononitrile is relatively acidic, with an pka of 11 in water.this allows it to be used in the knoevenagel condensation, for example in the preparation of cs gas:
in related chemistry, malononitrile is a suitable starting material for the gewald reaction, where the nitrile condenses with a ketone or aldehyde in the presence of elemental sulfur and a base to produce a 2-aminothiophene.

4.specification:

tianma established in 1993 in suzhou china, we are the leading manufacturers of:

· advanced intermediates

· apis

· nutritions

· peptide related chemicals

· phosgene & nacn derivatives

· specialty chemicals synthetic

in order to offer the best contract manufacture service to customers, tianma sets up one r&d center and seven production sites around china. the main business of tianma not only contains pharmaceutical and chemical, but also expand to nutrition, real estate and hotel chain.

tianma’s core mind and policies is we should protect the security of customers’ intelligent property.

1 all ip developed as a service by tianma’s chemists, under a customer cda or msa, is the property of the customer. under customer cda or msa, all of the tianma chemists’ ip development service is belong to customers.

2 duty of confidentiality has been written in employment contract. and every employee should agree and sign it.

3 customer and tianma’s ip are protected by both side’s national law and company agreements.

electronic security access and information dissemination are controlled strictly.

1 secure vpn tunnels for email transfers confidential info to customers.

2 tianma central document server (cds) which can assigned security access, control the access of project specific information.

3 notebooks, mor’s and others are collected in archived room and be monitored under strict access.

4 only the basic information( need to know level) of the project details shared by related working group.

tianma has additional proactive employee training which emphasize about the law and risk of persecution and conviction:

1 regular retraining of tianma staff on ip protection and need for security.

2 inviting local police to introduce the latest criminal convictions of ip theft in china.

3 explanation of china patent law and customer cda‘s.