Shanghai Nianxing Industrial Co., Ltd
China
Product Name: UNII:S7S079H2C2
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: UNII:S7S079H2C2
Price: ￥628.0/500g ￥188.0/100g
Purity: 99.0%
Stocking Period: 1 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2-Phenylbutyric acid
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: 2-Phenylbutyric acid
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

90-27-7

90-27-7 structure

90-27-7 structure

Name: UNII:S7S079H2C2
Chemical Name: 2-phenylbutyric acid
CAS Number: 90-27-7
Molecular Formula: C₁₀H₁₂O₂
Molecular Weight: 164.201
Catalog: API Synthetic anti-infective drugs Antifungal drugs
Create Date: 2018-03-18 08:00:00
Modify Date: 2025-08-20 16:46:02

Name	2-phenylbutyric acid
Synonyms	2-Phenylbutanoic acid α-Ethylbenzeneacetic acid 2-phenylbutanamide 2-Phenylbutyric acid EINECS 201-982-5 a-Ethylphenylacetic acid Benzeneaceticacid, a-ethyl- UNII:S7S079H2C2 (RS)-2-Phenylbutanoic acid Benzeneacetic acid, α-ethyl- a-Ethylbenzeneacetic acid MFCD00002667 PHENYLBUTYRIC ACID

Density	1.1±0.1 g/cm3
Boiling Point	272.9±9.0 °C at 760 mmHg
Melting Point	39-42ºC
Molecular Formula	C₁₀H₁₂O₂
Molecular Weight	164.201
Flash Point	170.2±13.9 °C
Exact Mass	164.083725
PSA	37.30000
LogP	2.38
Vapour Pressure	0.0±0.6 mmHg at 25°C
Index of Refraction	1.531
Storage condition	Refrigerator
Water Solubility	insoluble

CHEMICAL IDENTIFICATION

RTECS NUMBER :: ET5957500

CHEMICAL NAME :: Butyric acid, 2-phenyl-

CAS REGISTRY NUMBER :: 90-27-7

BEILSTEIN REFERENCE NO. :: 0509876

LAST UPDATED :: 199712

DATA ITEMS CITED :: 6

MOLECULAR FORMULA :: C10-H12-O2

MOLECULAR WEIGHT :: 164.22

WISWESSER LINE NOTATION :: QVY2&R

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 :: 1154 mg/kg

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

REFERENCE :: BCFAAI Bollettino Chimico Farmaceutico. (Societa Editoriale Farmaceutica, Via Ausonio 12, 20123 Milan, Italy) V.33- 1894- Volume(issue)/page/year: 100,143,1961

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1320 mg/kg

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

REFERENCE :: FRPSAX Farmaco, Edizione Scientifica. (Casella Postale 227, 27100 Pavia, Italy) V.8-43 1953-88 For publisher information, see FRMCE8 Volume(issue)/page/year: 13,286,1958

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

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 800 mg/kg

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

REFERENCE :: AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 116,154,1958

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 320 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#03832

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

ROUTE OF EXPOSURE :: Unreported

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1060 mg/kg

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

REFERENCE :: FRPSAX Farmaco, Edizione Scientifica. (Casella Postale 227, 27100 Pavia, Italy) V.8-43 1953-88 For publisher information, see FRMCE8 Volume(issue)/page/year: 16,23,1961

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H302
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xn:Harmful
Risk Phrases	R22
Safety Phrases	S22-S36
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	ET5957500
HS Code	29163900

Precursor 8
873-66-5 201230-82-2 36854-57-6 769-68-6
103-82-2 74-96-4 67174-27-0 1519-21-7
DownStream 8
4286-15-1 1239016-30-8 938-79-4 93-55-0
93-54-9 100-52-7 1519-21-7 90-26-6

HS Code	2916399090
Summary	2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

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