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

Henan Tianfu Chemical Co., Ltd.
China
Product Name: tetrabutylphosphanium,bromide
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

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

3115-68-2

3115-68-2 structure

Name: Tetrabutylphosphonium bromide
Chemical Name: tetrabutylphosphanium,bromide
CAS Number: 3115-68-2
Molecular Formula: C₁₆H₃₆BrP
Molecular Weight: 339.335
Catalog: Organic raw materials Organic phosphine compound
Create Date: 2018-07-17 16:34:50
Modify Date: 2025-08-23 12:10:22

Name	tetrabutylphosphanium,bromide
Synonyms	Tetrabutylphosphonium bromide tetrabutylphosphanium bromide tetra-butylphosphonium bromide TBP bromide MFCD00011853 Phosphonium,tetrabutyl-,bromide Phosphonium, tetrabutyl-, bromide (1:1) Tetra-N-butylphosphoniumbromide PX 4B TETRA-N-BUTYLPHOSPHONIUM BROMIDE EINECS 221-487-8

Melting Point	100-103 °C(lit.)
Molecular Formula	C₁₆H₃₆BrP
Molecular Weight	339.335
Flash Point	290 °C
Exact Mass	338.173798
PSA	13.59000
LogP	3.20840
Water Solubility	ca 70 g/100 mL

CHEMICAL IDENTIFICATION

RTECS NUMBER :: TA2417000

CHEMICAL NAME :: Phosphonium, tetrabutyl-, bromide

CAS REGISTRY NUMBER :: 3115-68-2

LAST UPDATED :: 199710

DATA ITEMS CITED :: 6

MOLECULAR FORMULA :: C16-H36-P.Br

MOLECULAR WEIGHT :: 339.40

WISWESSER LINE NOTATION :: 4P4&4&4 &E

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: TXCYAC Toxicology. (Elsevier Scientific Pub. Ireland, Ltd., POB 85, Limerick, Ireland) V.1- 1973- Volume(issue)/page/year: 24,245,1982 ** ACUTE TOXICITY DATA **

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >3 mg/m3/1H

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

REFERENCE :: TXCYAC Toxicology. (Elsevier Scientific Pub. Ireland, Ltd., POB 85, Limerick, Ireland) V.1- 1973- Volume(issue)/page/year: 24,245,1982

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#03131

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 700 mg/kg

TOXIC EFFECTS :: Behavioral - ataxia Lungs, Thorax, or Respiration - dyspnea Nutritional and Gross Metabolic - weight loss or decreased weight gain

REFERENCE :: TXCYAC Toxicology. (Elsevier Scientific Pub. Ireland, Ltd., POB 85, Limerick, Ireland) V.1- 1973- Volume(issue)/page/year: 24,245,1982

Hazard Codes	T:Toxic;Xn:Harmful;
Risk Phrases	R20/21/22;R24;R36/37/38
Safety Phrases	S26-S37/39-S45-S36/37/39-S28A
RIDADR	UN 3464 6.1/PG 3
WGK Germany	3
RTECS	TA2417000
Packaging Group	II
Hazard Class	6.1
HS Code	29310095

109-65-9

~9%

3115-68-2

Literature: Budnikova; Yakhvarov; Kargin Russian Journal of General Chemistry, 1998 , vol. 68, # 4 p. 566 - 569

109-65-9

998-40-3

3115-68-2

Literature: Journal of the American Chemical Society, , vol. 82, p. 3919 - 3924 J. Gen. Chem. USSR (Engl. Transl.), , vol. 41, p. 1659 - 1662,1667 - 1669 Journal of Organometallic Chemistry, , vol. 56, p. 41 - 52

109-65-9

693-03-8

3115-68-2

Literature: Journal of Organic Chemistry, , vol. 28, p. 473 - 477

Precursor 3
109-65-9 998-40-3 693-03-8
DownStream 10
939-55-9 93-99-2 814-29-9 29021-62-3
102-09-0 30345-49-4 2555-49-9 6843-66-9
14518-69-5 1544-86-1

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%

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.

3115-68-2	64267-87-4
15853-37-9	105029-70-7
29089-62-1	1813-60-1
17786-43-5	121240-58-2
1196086-79-9	30345-49-4
2172375-17-4	2171833-63-7
2171490-87-0	2172375-35-6
2172189-65-8	2171833-68-2
2171580-92-8	2171436-44-3
2171905-37-4	2172375-63-0