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

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: Tri-p-tolylphosphine
Price: ￥88.0/5g ￥248.0/25g
Purity: 98.0%
Stocking Period: 3 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Tris(4-methylphenyl)phosphine
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Zhongshan Xingrui Chemical Co. , Ltd.
China
Product Name: Tri-p-tolylphosphine
Price: ￥Inquiry/25kg
Purity: 99.0%
Stocking Period: Inquiry
Contact: Wang Jie
Email: 3096638339@qq.com

1038-95-5

1038-95-5 structure

1038-95-5 structure

Name: Tri-p-tolylphosphine
Chemical Name: tri-p-tolylphosphine
CAS Number: 1038-95-5
Molecular Formula: C₂₁H₂₁P
Molecular Weight: 304.37
Catalog: Organic raw materials Organic phosphine compound
Create Date: 2018-04-02 08:00:00
Modify Date: 2025-08-24 18:03:45
Tri-p-tolylphosphine is a biochemical reagent that can be used as a biological material or organic compound for life science related research.

Name	tri-p-tolylphosphine
Synonyms	tri(p-tolyl)phosphine Tri-o-tolylphosphine Phosphine, tri-o-tolyl- Phosphine, tris(2-methylphenyl)- tris(o-tolyl)phosphine tri(2-methylphenyl)phosphine EINECS 213-863-5 Phosphine, tris(4-methylphenyl)- Tris(4-methylphenyl)phosphine Tris(2-methylphenyl)phosphine tris(4-methylphenyl)phosphane Tri-p-tolylphosphine MFCD00008542

Description	Tri-p-tolylphosphine is a biochemical reagent that can be used as a biological material or organic compound for life science related research.
Related Catalog	Research Areas >> Others
In Vitro	三（对甲苯基）膦用作医药中间体。

Boiling Point	399.8±41.0 °C at 760 mmHg
Melting Point	144-148 °C(lit.)
Molecular Formula	C₂₁H₂₁P
Molecular Weight	304.37
Flash Point	206.3±33.9 °C
Exact Mass	304.138092
PSA	13.59000
LogP	7.07
Vapour Pressure	0.0±0.9 mmHg at 25°C

CHEMICAL IDENTIFICATION

RTECS NUMBER :: SZ3880000

CHEMICAL NAME :: Phosphine, tris(p-tolyl)-

CAS REGISTRY NUMBER :: 1038-95-5

BEILSTEIN REFERENCE NO. :: 0651045

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C21-H21-P

MOLECULAR WEIGHT :: 304.39

WISWESSER LINE NOTATION :: 1R DPR D1&R D1

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 :: 180 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#02043

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H315-H319-H335
Precautionary Statements	P261-P305 + P351 + P338
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xi: Irritant;
Risk Phrases	R36/37/38
Safety Phrases	S26-S36-S37/39
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	SZ3880000
HS Code	2902909090

Precursor 7
797-70-6 29241-03-0 38845-39-5 63692-06-8
29115-48-8 696-61-7 603-35-0
DownStream 7
13463-40-6 85134-89-0 85134-88-9 6224-65-3
103-71-9 797-70-6 146645-28-5

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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