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isobutyric acid

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Origin: China

Cas No: 79-31-2

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

Quick Details

Classification:: Chemical Auxiliary Agent

CAS No.:: 79-31-2

Other Names:: 2-Methylpropionic acid

MF:: C4H8O2

EINECS No.:: 201-195-7

Purity:: 99%min

Place of Origin:: Shandong, China

Type:: Chemical intermediate

Usage:: Coating Auxiliary Agents, Electronics Chemicals, Leather Auxiliary Agents, Paper Chemicals, Petroleum Additives, Plastic Auxiliary Agents, Rubber Auxiliary Agents, Surfactants, Textile Auxiliary Agents, Water Treatment Chemicals

Brand Name:: CPRX

Model Number:: CPRX-YDS

Adsorbent Variety:: Molecular Sieve

Product name:: isobutyric acid

Appearance:: Colourless oily liquid, Colourless oily liquid

Application:: food spices pharmaceuticals

Synonyms:: Propanoic acid, 2-methyl-

Keywords:: Isobutyric Acid

Packaging&Delivery

Packaging Details: 20kg/carton
Pallet can be avialable for bulk order.

Port

shandong

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Please contact with :James Li 0086-15306588542/ 0086-571- 87256576，[email protected]

Q1:	Can I get some samples?
A:	Yes, we can supply the free sample, but the shipping cost be paid by our customers.
Q2:	How to start orders or make payments?
A:	Proforma invoice will be sent firsty after confirmation of order, enclosed our bank information. Payment by T/T, Western Union
Q3:	What's your MOQ?
A:	Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.
Q4:	How about delivery time?
A:	Delivery time: About 3-5 days after payment confirmed. (Chinese holiday not included)
Q5:	Is there a discount?
A:	Different quantity has different discount.
Q6:	How do you treat quality complaint?
A:	First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.

Certificate

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CAS No.: 79-31-2 Formula: C4H8O2 Molecular Weight: 88.10510

Description

Isobutyric acid, also known as 2-methylpropanoic acid, is a carboxylic acid with structural formula (CH3)2-CH-COOH.
It is found in the free state in carobs (Ceratonia siliqua), in vanilla and in the root of Arnica dulcis, and as an ethyl ester in croton oil.
Isobutyric acid is an isomer of n-butyric acid; they have the same chemical formula C4H8O2 but a different structure.

Basic Info

Chemical Name	isobutyric acid
Synonyms	Isobutyric acid; Propanoic acid, 2-methyl-;
CAS No.	79-31-2
Molecular Formula	C4H8O2
Molecular Weight	88.10510
PSA	37.30000
LogP	0.72700

Properties

Appearance & Physical State	COLOURLESS LIQUID , WITH CHARACTERISTIC ODOUR
Density	0.948
Boiling Point	153-154ºC
Melting Point	-47ºC
Flash Point	59ºC
Refractive Index	1.392-1.394
Water Solubility	210 g/L (20 ºC)
Vapor Density	3.04 (vs air)
Vapor Pressure	1.5 mm Hg ( 20 °C)

Safety Info

RTECS	NQ4375000
Hazard Class	3
Safety Statements	23-36/37/39
HS Code	2915600000
WGK Germany	1
Packing Group	III
RIDADR	UN 2529
Risk Statements	R21/22
Hazard Codes	Xn
Symbol	GHS02, GHS05, GHS06
Hazard Declaration	H226; H302; H311; H314
Signal Word	Danger
Caution Statement	P210; P260; P280; P303 + P361 + P353; P305 + P351 + P338; P370 + P378

Synthesis Route

tert-butyl hydroperoxide+Benzyl Isobutyrate→tert-butyl 2-methylpropaneperoxoate+benzaldehyde
propane+carbon monoxide→Isopropyl Trifluoroacetate+isobutyric acid
3,3,7,7,10,10-hexamethyl-[1,5]dioxecane-2,4,6,8,10-pentaone→isobutyric acid+Dimethylmalonic acid

Precursor

isobutanol
methacrylic acid
isobutyraldehyde
carbon monoxide

Downstream Product

2-propan-2-yl-1H-benzimidazole
Dimethylmalonic acid
2,2-dimethylbutyric acid
3-Ethoxy-2,2-dimethyl-3-oxopropanoic acid

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