Paraxylic Acid

Modify Date: 2024-01-02 20:24:09

Paraxylic Acid structure	Common Name	Paraxylic Acid
	CAS Number	619-04-5	Molecular Weight	150.174
	Density	1.1±0.1 g/cm3	Boiling Point	294.6±9.0 °C at 760 mmHg
	Molecular Formula	C₉H₁₀O₂	Melting Point	163-165 °C(lit.)
	MSDS	Chinese USA	Flash Point	134.9±13.4 °C

Use of Paraxylic Acid

3,4-Dimethylbenzoic acid acts as a product of dimethylbenzoate metabolism by Rhodococcus rhodochrous N75[1].

Name	3,4-dimethylbenzoic acid
Synonym	More Synonyms

Description	3,4-Dimethylbenzoic acid acts as a product of dimethylbenzoate metabolism by Rhodococcus rhodochrous N75[1].
Related Catalog	Research Areas >> Others Signaling Pathways >> Others >> Others
In Vitro	3,4-Dimethylbenzoic acid is oxidised by 4-methylbenzoate (p-toluate)-grown cells of Rhodococcus rhodochrous N75 via the ortho-pathway through the intermediates 3,4-dimethylcatechol[1].
References	[1]. StefanSchmidt, et al. Isolation and identification of two novel butenolides as products of dimethylbenzoate metabolism by Rhodococcus rhodochrous N75.

Density	1.1±0.1 g/cm3
Boiling Point	294.6±9.0 °C at 760 mmHg
Melting Point	163-165 °C(lit.)
Molecular Formula	C₉H₁₀O₂
Molecular Weight	150.174
Flash Point	134.9±13.4 °C
Exact Mass	150.068085
PSA	37.30000
LogP	2.82
Vapour Pressure	0.0±0.7 mmHg at 25°C
Index of Refraction	1.550

Paraxylic Acid MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DG8734020

CHEMICAL NAME :: Benzoic acid, 3,4-dimethyl-

CAS REGISTRY NUMBER :: 619-04-5

BEILSTEIN REFERENCE NO. :: 0907267

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C9-H10-O2

MOLECULAR WEIGHT :: 150.19

WISWESSER LINE NOTATION :: QVR C1 D1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 316 mg/kg

TOXIC EFFECTS :: Behavioral - rigidity (including catalepsy) Behavioral - muscle contraction or spasticity

REFERENCE :: JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC 20037) V.6- 1963- Volume(issue)/page/year: 11,1020,1968

Personal Protective Equipment	Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes	Xn:Harmful;
Risk Phrases	R22;R36/37/38
Safety Phrases	S22-S24/25-S37/39-S26
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	DG8734020
HS Code	2916399090

Precursor 9
CAS#:3637-01-2 3,4-Dimethylace... CAS#:95-47-6 o-xylene CAS#:124-38-9 Carbon dioxide CAS#:23182-07-2 3,4-dimethylcyc...
CAS#:513-81-5 2,3-DIMETHYL-1,... CAS#:471-25-0 Propiolic acidd CAS#:95-63-6 1,2,4-TRIMETHYL... CAS#:88946-56-9 1,4-Cyclohexadi...
CAS#:64-18-6 Formic Acid
DownStream 10
CAS#:38404-42-1 Methyl 3,4-dime... CAS#:5973-71-7 3,4-Dimethylben... CAS#:147219-20-3 (2E)-3-(3,4-Dim... CAS#:20896-24-6 3,4-bis(bromome...
CAS#:19047-21-3 3,4-bis(dibromo... CAS#:95-47-6 o-xylene CAS#:24964-78-1 (3,4-dimethylph... CAS#:118-90-1 2-Methylbenzoic acid
CAS#:95-65-8 3,4-Xylenol CAS#:95-64-7 3,4-Dimethylaniline

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%

Initial steps in the degradation of 3,4-dimethylbenzoic acid by Pseudomonas putida strain DMB.

FEMS Microbiol. Lett. 137(2-3) , 129-34, (1996)

Pseudomonas putida strain DMB capable of growing on 3,4-dimethylbenzoic acid as the only C and energy source was isolated by enrichment techniques. It does not utilize for growth or cooxidize the othe...

Biological monitoring of experimental human exposure to trimethylbenzene.

Sci. Total Environ. 199(1-2) , 73-81, (1997)

Trimethylbenzene (TMB) is a component of numerous commercial preparations of organic solvents (Farbasol, Solvesso, Shellsol) used in the chemical, plastics, printing and other industries. TMB is a mix...

[Determination of dimethylbenzoic acid isomers in urine by gas chromatography].

Macrocyclic Polyether Synthesis 45(1) , 37-44, (1994)

Trimethylobenzene (TMB) is a main ingredient of many organic solvents used in industry. In Farbasol (Polish trade name of the solvent) TMB occurs as a mixture of three isomers: pseudocumene (1, 2, 4-T...

asym.-o-Xylylic acid

Paraxylic Acid

EINECS 210-576-7

3,4-diMeC6H4COOH

3,4-Dimethylbenzoic acid

3,4-Dimethyl-benzoesaeure

o-Xylene-4-carboxylic Acid

Benzoic acid,3,4-dimethyl

Benzoic acid, 3,4-dimethyl-

MFCD00002524

3,4-dimethylbenzene carboxylic acid

1-Carboxy-3,4-dimethylbenzene

3,4-DiMethyl-Benzoic Acid

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: Paraxylic Acid
Price: ￥368.0/25g ￥1208.0/100g ￥4028.0/500g
Purity: 99.0%
Stocking Period: Inquiry
Contact: Liu jia

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3,4-Dimethylbenzoic acid
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang

Zhejiang Hangyu API Co., Ltd
China
Product Name: 3,4-Dimethylbenzoic acid
Price: ￥Inquiry/1kg
Purity: 99.5%
Stocking Period: Inquiry
Contact: Vinnie

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Paraxylic Acid

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