Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Purity: 98.0%
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: isopropyldiphenylphosphine oxide
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
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2959-75-3

2959-75-3 structure

2959-75-3 structure

Name: isopropyldiphenylphosphine oxide
Chemical Name: [phenyl(propan-2-yl)phosphoryl]benzene
CAS Number: 2959-75-3
Molecular Formula: C₁₅H₁₇OP
Molecular Weight: 244.26900
Create Date: 2016-05-21 08:42:37
Modify Date: 2025-08-24 15:58:49

Name	[phenyl(propan-2-yl)phosphoryl]benzene
Synonyms	Isopropyl-diphenyl-phosphinoxid EINECS 220-989-4 isopropyl-diphenyl-phosphine oxide

Density	1.08g/cm3
Boiling Point	333.9ºC at 760mmHg
Melting Point	140-146ºC(lit.)
Molecular Formula	C₁₅H₁₇OP
Molecular Weight	244.26900
Flash Point	155.7ºC
Exact Mass	244.10200
PSA	26.88000
LogP	3.40890
Vapour Pressure	0.000257mmHg at 25°C
Index of Refraction	1.55

CHEMICAL IDENTIFICATION

RTECS NUMBER :: SZ0199720

CHEMICAL NAME :: Phosphine oxide, diphenyl(1-methylethyl)-

CAS REGISTRY NUMBER :: 2959-75-3

BEILSTEIN REFERENCE NO. :: 2806058

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C15-H17-O-P

MOLECULAR WEIGHT :: 244.29

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1 gm/kg

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

REFERENCE :: KHFZAN Khimiko-Farmatsevticheskii Zhurnal. Chemical Pharmaceutical Journal. For English translation, see PCJOAU. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1967- Volume(issue)/page/year: 24(4),22,1990

WGK Germany	3
RTECS	SZ0199720
HS Code	2902909090

Precursor 10
75-30-9 4559-70-0 2307-69-9 15453-04-0
75-26-3 1079-66-9 24470-78-8 27350-46-5
67-64-1 829-85-6
DownStream 1
6372-40-3

HS Code	2902909090
Summary	2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

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