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Product Name: Phosphonic acid, propyl-, dibutyl ester
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4628-12-0

4628-12-0 structure

4628-12-0 structure

Name: Phosphonic acid, propyl-, dibutyl ester
Chemical Name: 1-[butoxy(propyl)phosphoryl]oxybutane
CAS Number: 4628-12-0
Molecular Formula: C₁₁H₂₅O₃P
Molecular Weight: 236.28800
Create Date: 2018-04-25 08:00:00
Modify Date: 2025-08-26 15:25:16

Name	1-[butoxy(propyl)phosphoryl]oxybutane
Synonyms	Dibutyl propanephosphonate Dibutyl propylphosphonate Phosphonic acid,propyl-,dibutyl ester Propylphosphonsaeure-dibutylester Di-n-butyl-propylphosphonat

Density	0.956 g/cm3
Boiling Point	300ºC at 760 mmHg
Molecular Formula	C₁₁H₂₅O₃P
Molecular Weight	236.28800
Flash Point	149.1ºC
Exact Mass	236.15400
PSA	45.34000
LogP	4.22290
Index of Refraction	1.426

CHEMICAL IDENTIFICATION

RTECS NUMBER :: TA0430000

CHEMICAL NAME :: Phosphonic acid, propyl-, dibutyl ester

CAS REGISTRY NUMBER :: 4628-12-0

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C11-H25-O3-P

MOLECULAR WEIGHT :: 236.33

WISWESSER LINE NOTATION :: 4OPO&3&O4

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 18 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#03462

Safety Phrases	S24/25
HS Code	2931900090

4708-04-7 structure

4708-04-7

71-36-3 structure

71-36-3

~81%

4628-12-0 structure

4628-12-0

Literature: Acharya, Jyotiranjan; Shakya, Purushottam D.; Pardasani, Deepak; Palit, Meehir; Dubey, Devendra K.; Gupta, Arvind K. Journal of Chemical Research, 2005 , # 3 p. 194 - 196

1809-19-4 structure

1809-19-4

106-94-5 structure

106-94-5

~%

4628-12-0 structure

4628-12-0

Literature: Geiseler,G. et al. Chemische Berichte, 1960 , vol. 93, p. 765 - 774

Precursor 4
4708-04-7 71-36-3 1809-19-4 106-94-5
DownStream 1
4708-04-7

HS Code	2931900090
Summary	2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

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