China 4-Dimethylaminopyridine CAS 1122-58-3 N, N-Dimethylpyridin-4-Amine Dmap Catalyst, Find details about China 4-Dimethylaminopyridine, 1122-58-3 from 4-Dimethylaminopyridine CAS 1122-58-3 N, N-Dimethylpyridin-4-Amine Dmap Catalyst
Product details
Product name | 4-Dimethylaminopyridine (DMAP) |
CAS | 1122-58-3 |
MF | C7H10N2 |
Molecular Weight | 122.17 |
Color | White crystalline powder |
Melting Point | 109-111 °C |
puriy | 99% min. |
Loss on Drying | 0.5% max. |
Heavy Metals | 20 ppm max. |
Usage | A highly efficient catalyst for acylation reactions. |
Lead Time | In stock |
Shelf Life | 2 years |
Packaging | 25kg per drum / As your requirement |
Function
Uses
Uses | A highly efficient catalyst for acylation reactions. |
Uses | 4-Dimethylaminopyridine is a versatile hypernucleophilic acylation catalyst, it is used to improve the yield, reduce the reaction time, improving relaxation process conditions. Widely used in perfumes, dyes, pigments, pesticides, pharmaceuticals and polymer compounds and other fields. Also used as a catalyst for the synthesis of polyurethane, a curing agent and a blowing catalyst. |
Uses | DMAP is a useful highly basic nucleophilic catalyst for a variety of reactions such as esterifications with anhydrides, the Baylis-Hillman reaction, hydrosilylations, tritylation, the Steglich rearrangement. |
Uses | In a wide variety of organic syntheses as a catalyst. |
Uses | A highly fluorescent adenosine analogue, which in a dimethoxytrityl, phosphoramidite protected form, can be site-specifically inserted into oligonucleotides through a 3?5?phosphodiester linkage using an automated DNA synthesizer |
Packaging
Package | carton drum with two plastic bags inside |
Net weight | 25KG/Drum |
Storage | Sealed in cool and dry place to avoid moisture and light |
Shelf life | 2 years when properly stored |
Lead time | 1~3 days after confirmation |
SHIPPING ADVISE:
By Express
Sultable for under 50kg, Fast:3-4 days. High cost; Door to door service. Easy to plck up the goods.
By Air
Sultable for more than 50 kg, Fast: 4-5 days, HIgh cost, alrport to alrportprofesslonal broker needed.
By sea
Sultable for more than 500kg. Slow: 15-45 days, Low cost. Port to Port, protesslonal broker needed.
FAQ
Q1: Can i get small sample?
A: Yes, FREE SAMPLES of some products can be sent on request, but the shipping cost be paid by our customers.
Q2. How to confirm the products quality before placing orders?
A: COA first for you to check the specification,and we test every batch of our product
by HPLC.UV,GC AND TLC AND etc. We also cooperate with independent third party
lab such as SGS,PONY etc.
Q3: How to start orders or make payments?
A: Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T, Western Union or Money Gram. Also L/C at sight is acceptable for large amount
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