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| | Category: | Intermediates | | Quantity: | | | Specs: | 99.5%. | | Payment Method: | | | Date Posted: | 2006-09-20 | | Expiry Date: | 0000-00-00 | | Note: | 4-Dimethylaminopyridine
Chemical Name：4-
Dimethylaminopyridine
Synonyms：DMAP，N,N-Dimethyl-4-
pyridinamine，4-(Dimethylamino)
pyridine，
p-Dimethylaminopyridine，gamma-
(Dimethylamino)pyridine
CAS No：[1122-58-3]
Molecular Formula：C7H10N2
Molecular Weight：122.17
Physical and Chemical Properties：
White to yellow crystalline
powder. Faint, amine-like odor.
Melting point: 109-111℃. Boiling
point: 162℃(50mmHg). pH 9.7(10%
aq soln). V.p.1mmHg(25℃). Bulk
Density：0.66kg/l. Octanol/Water
partition coefficient：1.34.
Solubility： in water：76 g/L at
25°C, in methol：0.1g/ml.Flash
point：124℃（255.2°F）110℃(230°
F, closed cup). Auto-Ignition
Temperature：420℃(788°F).
Solubility in water：76 g/L at 25°
C.Flash point：124℃（255.2°F）.
Stable under ordinary conditions.
Applications：4-
Dimethylaminopyridine is a
acylation catalyst used in the
synthesis of agrochemicals,
pharmaceuticals and polymers. It
is used as a coupling agent for
the synthesis of peptide.
Toxicity：Irritant to eyes, skin,
respiratory system, central
nervous system. Acute oral
toxicity for rats LD50: 140mg/kg.
Acute dermal toxicity for rabbits
LD50：90mg/kg. Intravenous Mouse
LD50: 56mg/kg.
Specification：99.5%.
Packing：25kg in fiber drum.
| | | Company: | Nanjing Panfeng Chemical CO.,LTD | | Address: | In the New WorldCenter, No 88 Zhujiang Road, Nanjing city | | Contact: | jackie | | Tel: | +86-025-84721326 | | Fax: | +86-025-84721323 | | Http: | www.pfchem.com | | Email: | chenfei325@eyou.com |
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20.9.2006 et [Nanjing Panfeng Chemical CO.,LTD]
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