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2-Methylphenylacetic acid

2-Methylphenylacetic acid structure

CAS No.: 644-36-0

Chemical Name:: 2-Methylphenylacetic acid

Synonyms: 2-(o-Tolyl)acetic acid;Ortho Methyl Phenyl Acetic Acid;o-Tolylacetic;O-TOLYLACETIC ACID;o-Tolylessigsure;O-TOLYACETIC ACID;2-TOLYLACETIC ACID;RARECHEM AL BO 0118;o-Tolylaceticacid,99%;o-ToluicAcid（Assumed）

CBNumber:: CB6161970

Molecular Formula:: C9H10O2

Molecular Weight:: 150.17

MDL Number:: MFCD00004328

MOL File:: 644-36-0.mol

MSDS File:: SDS

Last updated:2026-01-13 11:21:36

Product description	Number	Pack Size	Price
o-Tolylacetic acid ReagentPlus , 99%	T38083	5g	$31.3
o-Tolylacetic acid ReagentPlus , 99%	T38083	25g	$66.5
o-Tolylacetic Acid >98.0%(T)	T0881	25g	$32
o-Tolylacetic Acid >98.0%(T)	T0881	250g	$152
o-Tolylacetic Acid	T536600	10g	$130
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2-Methylphenylacetic acid Properties

Melting point	88-90 °C (lit.)
Boiling point	211.72°C (rough estimate)
Density	0.9820 (rough estimate)
refractive index	1.5470 (estimate)
storage temp.	Sealed in dry,Room Temperature
pka	pK1:4.36 (18°C)
form	Crystalline Powder
color	White to slightly cream
Water Solubility	insoluble
BRN	1936952
InChI	InChI=1S/C9H10O2/c1-7-4-2-3-5-8(7)6-9(10)11/h2-5H,6H2,1H3,(H,10,11)
InChIKey	RZWGTXHSYZGXKF-UHFFFAOYSA-N
SMILES	C1(CC(O)=O)=CC=CC=C1C
CAS DataBase Reference	644-36-0(CAS DataBase Reference)
FDA UNII	TJ4YXB9N7P
NIST Chemistry Reference	O-tolylacetic acid(644-36-0)
UNSPSC Code	12352100
NACRES	NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS07

Signal word

Warning

Hazard statements

H315-H319-H335

Precautionary statements

P261-P280a-P304+P340-P305+P351+P338-P405-P501a

PPE

dust mask type N95 (US), Eyeshields, Gloves

Hazard Codes

Risk Statements

36/37/38

Safety Statements

26-37/39

WGK Germany

HazardClass

IRRITANT

HS Code

29163900

Storage Class

13 - Non Combustible Solids

NFPA 704

	1
2		0

2-Methylphenylacetic acid price More Price(28)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	T38083	o-Tolylacetic acid ReagentPlus , 99%	644-36-0	5g	$31.3	2023-06-20	Buy
Sigma-Aldrich	T38083	o-Tolylacetic acid ReagentPlus , 99%	644-36-0	25g	$66.5	2022-05-15	Buy
TCI Chemical	T0881	o-Tolylacetic Acid >98.0%(T)	644-36-0	25g	$32	2026-03-19	Buy
TCI Chemical	T0881	o-Tolylacetic Acid >98.0%(T)	644-36-0	250g	$152	2026-03-19	Buy
TRC	T536600	o-Tolylacetic Acid	644-36-0	10g	$130	2021-12-16	Buy

Product number	Packaging	Price	Buy
T38083	5g	$31.3	Buy
T38083	25g	$66.5	Buy
T0881	25g	$32	Buy
T0881	250g	$152	Buy
T536600	10g	$130	Buy

2-Methylphenylacetic acid Chemical Properties,Uses,Production

Chemical Properties

white to slightly cream crystalline powder

Uses

2-Methylphenylacetic acid is a ring-substituted phenylacetic acid with auxin activity used as a plant growth regulator.

Uses

o-Tolylacetic Acid is a ring-substituted phenylacetic acid with auxin activity used as a plant growth regulator.

Synthesis Reference(s)

The Journal of Organic Chemistry, 51, p. 4354, 1986 DOI: 10.1021/jo00373a005

2-Methylphenylacetic acid synthesis

Synthesis of 2-Methylphenylacetic acid from 2-Methylbenzyl cyanide

2-Methylphenylacetic acid Preparation Products And Raw materials

Raw materials

N,N-DIMETHYL-4-NITROSOANILINE

Preparation Products

O-TOLYL-ACETYL CHLORIDE 2-METHYLPHENETHYL ALCOHOL Benzeneacetamide, N-methoxy-N,2-dimethyl-

2-Methylphenylacetic acid Suppliers

Global( 409)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Taixing Foreign Trade Nanjing Co., Ltd.	+86-025-83346564; +8613182976929	sales@tx-chem.com	China	125	58
Hebei Yanxi Chemical Co., Ltd.	+8618531123677	faithe@yan-xi.com	China	5853	58
Hebei Chuanghai Biotechnology Co,.LTD	+86-86-13131129325 +8613131129325	sales1@chuanghaibio.com	China	5235	58
Hebei Chuanghai Biotechnology Co., Ltd	+8615531151365	mina@chuanghaibio.com	China	18126	58
Henan Fengda Chemical Co., Ltd	+86-371-86557731 +86-13613820652	info@fdachem.com	China	20124	58
Hebei Zhuanglai Chemical Trading Co Ltd	+86-16264648883	niki@zlchemi.com	China	7245	58
Capot Chemical Co.,Ltd.	+86-（0）57185586718; +8613336195806	sales@capot.com	China	29640	60
Shanghai Daken Advanced Materials Co.,Ltd	+86-2158073036	info@dakenam.com	China	13815	58
Henan Tianfu Chemical Co.,Ltd.	+86-0371-55170693 +86-19937530512	info@tianfuchem.com	China	21592	55
career henan chemical co	+86-0371-86658258 +8613203830695	sales@coreychem.com	China	29820	58

Supplier	Advantage
Taixing Foreign Trade Nanjing Co., Ltd.	58
Hebei Yanxi Chemical Co., Ltd.	58
Hebei Chuanghai Biotechnology Co,.LTD	58
Hebei Chuanghai Biotechnology Co., Ltd	58
Henan Fengda Chemical Co., Ltd	58
Hebei Zhuanglai Chemical Trading Co Ltd	58
Capot Chemical Co.,Ltd.	60
Shanghai Daken Advanced Materials Co.,Ltd	58
Henan Tianfu Chemical Co.,Ltd.	55
career henan chemical co	58

View Lastest Price from 2-Methylphenylacetic acid manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2026-04-28	2-Methylphenylacetic acid 644-36-0	US $0.00 / KG	1KG	98%min	30tons/month	WUHAN FORTUNA CHEMICAL CO., LTD
2025-09-25	2-Methylphenylacetic acid 644-36-0	US $5.00-0.10 / KG	1KG	99%	g-kg-tons, free sample is available	Henan Fengda Chemical Co., Ltd
2025-06-27	2-Methylphenylacetic acid 644-36-0	US $0.00 / KG	1KG	99%	500000kg	Hebei Chuanghai Biotechnology Co., Ltd

2-Methylphenylacetic acid
644-36-0
US $0.00 / KG
98%min
WUHAN FORTUNA CHEMICAL CO., LTD

2-Methylphenylacetic acid
644-36-0
US $5.00-0.10 / KG
99%
Henan Fengda Chemical Co., Ltd

2-Methylphenylacetic acid
644-36-0
US $0.00 / KG
99%
Hebei Chuanghai Biotechnology Co., Ltd

2-Methylphenylacetic acid Spectrum

2-Methylphenylacetic acid(644-36-0)MS 2-Methylphenylacetic acid(644-36-0)¹HNMR 2-Methylphenylacetic acid(644-36-0)¹³CNMR 2-Methylphenylacetic acid(644-36-0)IR1 2-Methylphenylacetic acid(644-36-0)IR2 2-Methylphenylacetic acid(644-36-0)Raman

644-36-0(2-Methylphenylacetic acid)Related Search:

2-Methylbenzene-1-sulfonamide 2-Methylbenzyl cyanide 2-Methyl-3-nitro-benzeneacetic acid Hyaluronic acid 4-Methoxyphenylacetic acid

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2'-Methylacetophenone Stearic acid 4-Hydroxyphenylacetic acid Ethyl 2-(Chlorosulfonyl)acetate o-Toluic acid

2-Methoxybenzoic acid Citric acid 2-Methylanisole

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Benzeneacetic acid, 2-methyl- o-Methylphenylacetic acid RARECHEM AL BO 0118 2-METHYLPHENYLACETIC ACID 2-TOLYLACETIC ACID o-Tolylacetic acid 99% ortho-tolylacetic acid O-TOLYACETIC ACID o-Tolylaceticacid,99% 2-(2-Tolyl)acetic acid 2-Methylbenzeneacetic acid o-Tolylacetic 2-Methylphenylacetic acid 98% o-Tolylessigsure O-TOLYLACETIC ACID / 2-METHYLPHENYLACETIC ACID 50) ORTHO METHYL PHENYL ACETIC ACID 2-(Carboxymethyl)toluene, o-Tolylacetic acid Ortho Methyl Phenyl Acetic Acid o-Tolylacetic acid, 99% 25GR 2-(Carboxymethyl)toluene o-Tolylacetic acid, 99.5% o-Tolylacetic acid ReagentPlus(R), 99% o-Tolylacetic acid Vetec(TM) reagent grade, 98% 2-Methylphenylacetic acid, 98%+ o-Tolylacetic acid o-ToluicAcid（Assumed） 2-Methylphenylaceticaci o-Tolylacetic acid 99% Loxoprofen Impurity 154 O-TOLYLACETIC ACID 2-(o-Tolyl)acetic acid 644-36-0 CH3C6H4CH2COOH CH3C6H4CH2CO2H CARBOXYLIC ACID C9 Carboxylic Acids Carbonyl Compounds Building Blocks Organic Building Blocks