Top Quality 99% up 2-(Chloromethyl)-4-Methylquinazoline / Linagliptin Intermediate 109113-72-6 CAS NO.109113-72-6

Why is SINOWAY:

1) Specialized in pharmaceutical and healthcare industrial for 34 years.

2) ISO 9001:2015 & SGS audited supplier . 

3) Accept various payment terms : T.T 30-60 days.

4) We have warehouse in USA with quickly shipment .

5) We can do different terms of FOB ,CIF/CIP ,DDP ...

FAQ

Q: How to start orders or make payments
A: You can send us your Purchase order(PO), or just send a simple confirmation by email or by Trade Manager, after communication then we will send you Proforma Invoice with our bank details for final confirmation, then you
can make payment accordingly.

Q: What’s our Minimun Ordering Quantity (MOQ)
A: For the high value products, our MOQ starts from 1 gram and other products generally starts from 1 kilogram. For other low value products, MOQ can be started from 10kgs to 100kgs.

Q: How do we guarantee our products quality
A: First of all, our quality control system will reduce our quality problem to near zero.We can always provide our certificate of analysis according to every batch of our products.We can also provide third party analysis testing due to our clients' requirement.
If there is any quality issue caused by us, we will send you free goods for replacement or refund your loss.

Q: How to contact us 

A: You can contact us thought inquiries to message box of any of our products displayed or contact us online on Trade Manager on Alibaba. You can also sent us emails to our company email address or simply call us at anytime!

2-(Chloromethyl)-4-methylquinazoline is one of key intermediates of Linagliptin.

Physical properties of 2-(Chloromethyl)-4-methylquinazoline are:

(1)ACD/LogP: 2.009;

(2)# of Rule of 5 Violations: 0;

(3)ACD/LogD (pH 5.5): 2.01;

(4)ACD/LogD (pH 7.4): 2.01;

(5)ACD/BCF (pH 5.5): 19.78;

(6)ACD/BCF (pH 7.4): 19.79;

(7)ACD/KOC (pH 5.5): 294.75;

(8)ACD/KOC (pH 7.4): 294.87;

(9)#H bond acceptors: 2;

(10)#H bond donors: 0;

(11)#Freely Rotating Bonds: 1;

(12)Polar Surface Area: 25.78 Å2;

(13)Index of Refraction: 1.631;

(14)Molar Refractivity: 54.868 cm3;

(15)Molar Volume: 153.967 cm3;

(16)Polarizability: 21.752×10-24cm3;

(17)Surface Tension: 51.42 dyne/cm;

(18)Density: 1.251 g/cm3;

(19)Flash Point: 122.14 °C;

(20)Enthalpy of Vaporization: 45.761 kJ/mol;

(21)Boiling Point: 240.039 °C at 760 mmHg;

(22)Vapour Pressure: 0.06 mmHg at 25°C.

We have a professional team specialized in custom developing & manufacturing pharmaceutical intermediates or APIs.