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4-phosphonobutanoic acid

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Origin: China

Cas No: 4378-43-2

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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CAS No.: 4378-43-2 Formula: C4H9O5P Molecular Weight: 168.08500

Basic Info

Chemical Name	4-phosphonobutanoic acid
Synonyms	butanoic acid,4-phosphono; 4-Phosphono-buttersaeure; 4-phosphonobutyrate; 4-phosphono-butyric acid;
CAS No.	4378-43-2
Molecular Formula	C4H9O5P
Molecular Weight	168.08500
PSA	104.64000
LogP	0.02890

Properties

Density	1.551g/cm3
Boiling Point	465ºC at 760mmHg
Melting Point	127-129ºC
Flash Point	235ºC

Safety Info

Safety Statements	S26-S36-S37-S39
HS Code	2931900090
Risk Statements	R36/37/38

Synthesis Route

ethyl 4-diethoxyphosphorylbutanoate→4-phosphonobutanoic acid
diethyl 3-cyanopropylphosphonate→4-phosphonobutanoic acid
hydrogen chloride+diethyl 3-cyanopropylphosphonate→4-phosphonobutanoic acid

Precursor

diethyl 3-cyanopropylphosphonate
ethyl 4-diethoxyphosphorylbutanoate
hydrogen chloride

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