Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Tricyclohexylphosphine oxide
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: Tricyclohexylphosphine oxide
Price: ￥126.0/1g ￥56.0/250mg ￥1506.0/25g ￥426.0/5g
Purity: 97.0%
Stocking Period: 1 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Tricyclohexylphosphine oxide
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

13689-19-5

13689-19-5 structure

13689-19-5 structure

Name: Tricyclohexylphosphine oxide
Chemical Name: dicyclohexylphosphorylcyclohexane
CAS Number: 13689-19-5
Molecular Formula: C₁₈H₃₃OP
Molecular Weight: 296.428
Catalog: Organic raw materials Organic phosphine compound
Create Date: 2018-09-22 17:37:17
Modify Date: 2025-08-21 12:21:51

Name	dicyclohexylphosphorylcyclohexane
Synonyms	Tricyclohexylphosphine oxide tricyclohexylphosphane oxide MFCD00014298 Phosphorane, tricyclohexyl-, oxide PHOSPHINE OXIDE,TRICYCLOHEXYL

Density	1.0±0.1 g/cm3
Boiling Point	466.6±12.0 °C at 760 mmHg
Melting Point	155-157ºC
Molecular Formula	C₁₈H₃₃OP
Molecular Weight	296.428
Flash Point	236.0±19.6 °C
Exact Mass	296.226898
PSA	26.88000
LogP	4.42
Vapour Pressure	0.0±1.1 mmHg at 25°C
Index of Refraction	1.492
Water Solubility	Soluble in most organic solvents. Insoluble in water.

CHEMICAL IDENTIFICATION

RTECS NUMBER :: SZ1600000

CHEMICAL NAME :: Phosphine oxide, tricyclohexyl-

CAS REGISTRY NUMBER :: 13689-19-5

BEILSTEIN REFERENCE NO. :: 2808763

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C18-H33-O-P

MOLECULAR WEIGHT :: 296.48

WISWESSER LINE NOTATION :: L6TJ APO&- AL6TJ&- AL6TJ

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 :: 56 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#03087

Risk Phrases	R36/37/38
Safety Phrases	26-36/37/39
RIDADR	UN3464
Packaging Group	III
Hazard Class	6.1
HS Code	2902199090

Precursor 10
791-28-6 4595-59-9 1081-34-1 492-97-7
2622-14-2 825-55-8 542-18-7 14717-29-4
931-51-1 931-50-0
DownStream 1
2622-14-2

HS Code	2902199090
Summary	2902199090 other cyclanes, cyclenes and cyclotherpenes。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

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