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Butyric anhydride

CAS No.
106-31-0
Chemical Name:
Butyric anhydride
Synonyms
N-BUTYRIC ANHYDRIDE;butyric;BUTANOIC ANHYDRIDE;Butyrloxide;BUTYRYL OXIDE;Butyranhydrid;butric anhydride;BUTYRIC ANHYDRIDE;butyricanhydriden;AKOS BBS-00004317
CBNumber:
CB1693281
Molecular Formula:
C8H14O3
Molecular Weight:
158.2
MDL Number:
MFCD00009389
MOL File:
106-31-0.mol
MSDS File:
SDS
Last updated:2023-11-28 16:31:43

Butyric anhydride Properties

Melting point -75--66 °C (lit.)
Boiling point 198-199 °C (lit.)
Density 0.967 g/mL at 25 °C (lit.)
vapor density 5.45 (vs air)
vapor pressure 10 mm Hg ( 79.5 °C)
refractive index n20/D 1.413(lit.)
Flash point 190 °F
storage temp. Store below +30°C.
solubility alcohol: soluble (with decomposition)(lit.)
form Liquid
color Clear colorless to light yellow
Odor butter
explosive limit 1.1%, 104°F
Water Solubility Decomposes
Sensitive Moisture Sensitive
Merck 14,1594
BRN 1099474
Dielectric constant 12.0(Ambient)
InChIKey YHASWHZGWUONAO-UHFFFAOYSA-N
LogP 1.390
CAS DataBase Reference 106-31-0(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII A88LE742VX
NIST Chemistry Reference Butanoic acid, anhydride(106-31-0)
EPA Substance Registry System Butyric anhydride (106-31-0)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS05
Signal word  Danger
Hazard statements  H314
Precautionary statements  P280-P303+P361+P353-P304+P340+P310-P305+P351+P338-P363-P405
Hazard Codes  C
Risk Statements  14-34
Safety Statements  26-36/37/39-45
RIDADR  UN 2739 8/PG 3
WGK Germany  1
RTECS  ET7090000
13
Autoignition Temperature 535 °F
TSCA  Yes
HazardClass  8
PackingGroup  III
HS Code  29159000
Toxicity LD50 orally in Rabbit: 8790 mg/kg LD50 dermal Rabbit 6400 mg/kg
NFPA 704
2
3 1

Butyric anhydride price More Price(25)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 8.00503 Butyric anhydride for synthesis 106-31-0 100mL $43.9 2024-03-01 Buy
Sigma-Aldrich 8.00503 Butyric anhydride for synthesis 106-31-0 1L $107 2024-03-01 Buy
Sigma-Aldrich 19270 Butyric anhydride purum, ≥97.0% (NT) 106-31-0 250ml $50.6 2024-03-01 Buy
Sigma-Aldrich 19270 Butyric anhydride purum, ≥97.0% (NT) 106-31-0 1l $78.4 2023-06-20 Buy
TCI Chemical B0766 Butyric Anhydride >98.0%(T) 106-31-0 25mL $25 2024-03-01 Buy
Product number Packaging Price Buy
8.00503 100mL $43.9 Buy
8.00503 1L $107 Buy
19270 250ml $50.6 Buy
19270 1l $78.4 Buy
B0766 25mL $25 Buy

Butyric anhydride Chemical Properties,Uses,Production

Description

Butyric anhydride, or Butanoic anhydride, is a chemical compound with the formula (CH3CH2CH2CO)2O.It is a colorless liquid that smells strongly of butyric acid, formed by its reaction with the moisture in the air.

Chemical Properties

clear liquid

Uses

Butyric anhydride can be used to prepare various flavor & fragrance compounds like neryl butyrate, geranyl butyrate, and butyl butyrllactate.

Uses

Butyric anhydride is used in the preparation of amidoamine dendron-based co-adsorbents, which finds application in dye- sensitized solar cells improvement. It is also used in the synthesis of butyrate ester, which is used as a perfume and flavor. Further, it acts as a fumigant to drive bees from their hives. In addition to this, it is used in food additives, textile auxiliaries, varnishes, perfumes, pharmaceuticals and disinfectants.

Uses

Manufacture of butyrates, drugs, and tanning agents.

Preparation

To a cooled flask containing 88 gm (1.0 mole) of η-butyric acid at 10°C is added dropwise 28.0 gm (0.5 mole) of methoxyacetylene over a 1-hr period. After stirring the reaction mixture for 16 hr at 20°C the contents are distilled to afford the following three fractions: (1) b.p. 56°C, η& 1.3628, 23 gm (62%), methyl acetate; (2) b.p. 72-73°C (18 mm Hg), n% 1.3990, 10.0 gm (11%), butyric acid; (3) b.p. 91-92°C (18mmHg), 1.4118, 48.0 gm (61%), butyric anhydride.
Preparation of Butyric Anhydride

Application

Because of its odor, butyric anhydride has use as a fumigant to drive bees from their hives in products such as Bee - Go.

General Description

Water-white liquid with an odor of rancid butter. Flash point 190°F. Density 8.0 lb / gal. Corrosive to metals and tissue. Low toxicity.

Air & Water Reactions

Slowly reacts with water to form butyric acid.

Reactivity Profile

Butyric anhydride reacts exothermically with water. The reaction is usually slow, but might become violent if local heating accelerates their rate. Acids accelerate the reaction with water. Incompatible with acids, strong oxidizing agents, alcohols, amines, and bases.

Health Hazard

TOXIC; inhalation, ingestion or contact (skin, eyes) with vapors, dusts or substance may cause severe injury, burns or death. Contact with molten substance may cause severe burns to skin and eyes. Reaction with water or moist air will release toxic, corrosive or flammable gases. Reaction with water may generate much heat that will increase the concentration of fumes in the air. Fire will produce irritating, corrosive and/or toxic gases. Runoff from fire control or dilution water may be corrosive and/or toxic and cause pollution.

Fire Hazard

Combustible material: may burn but does not ignite readily. Substance will react with water (some violently) releasing flammable, toxic or corrosive gases and runoff. When heated, vapors may form explosive mixtures with air: indoors, outdoors and sewers explosion hazards. Most vapors are heavier than air. They will spread along ground and collect in low or confined areas (sewers, basements, tanks). Vapors may travel to source of ignition and flash back. Contact with metals may evolve flammable hydrogen gas. Containers may explode when heated or if contaminated with water.

Safety Profile

Mildly toxic by ingestion. A corrosive liquid. When heated to decomposition it emits acrid smoke and irritating vapors.

Safety

Butyric anhydride is a combustible, corrosive liquid. It is considered water sensitive.

Purification Methods

Dry the anhydride by shaking it with P2O5, then distilling it. [Beilstein 2 IV 802.]

107-92-6
106-31-0
Synthesis of Butyric anhydride from Butyric Acid
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View Lastest Price from Butyric anhydride manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Butyric anhydride pictures 2023-09-07 Butyric anhydride
106-31-0
US $0.00 / KG 1KG 99% 50000KG/month Hebei Mojin Biotechnology Co., Ltd
Butyric anhydride pictures 2023-07-27 Butyric anhydride
106-31-0
US $1.50 / g 1g 99.0% Min 100 Tons Shaanxi Didu New Materials Co. Ltd
Butyric anhydride pictures 2023-06-07 Butyric anhydride
106-31-0
US $10.00 / KG 1KG 99.% 10 ton Hebei Guanlang Biotechnology Co,.LTD
Butyric acid anhydride butyricacidanhydride butyricanhydriden Butyrloxide n-Butanoic anhydride n-Butyric acid anhydride n-butyricacidanhydride Butyric anhydride puruM, >=97.0% (NT) BUTYRIC ANHYDRIDE BUTYRYL OXIDE Anhydrid kyseliny maselne anhydridkyselinymaselne Butanoicacid,anhydride Butanoicacidanhydride AKOS BBS-00004317 BUTYRIC ANHYDRIDE 99% N-BUTYRIC ANHYDRIDE 98% butylic anhydride BUTTERSAEUREANHYDRID n-Buttersureanhydrid butric anhydride n-BUTRYIC ANHYDRIDE pure n-BUTYRIC ANHYDRIDE extrapure AR Bis(butanoic)anhydride Bisbutanoic anhydride Dibutyric acid anhydride Dibutyric anhydride n-Butyric anhydride,99% n-Butyric anhydride,98% Isobutyric anhydride ,98% Butyric anhydride,Butanoic anhydride BUTYRIC ANHYDRIDE FOR SYNTHESIS Butyranhydrid Butyric Anhydride > Butyric anhydride ISO 9001:2015 REACH Butyric anhydride, GR 99%+ Butyric anhydride,106-31-0 n-Butyric Anhydride pure, 98% Butanoic acid, 1,1'-anhydride butyric BUTANOIC ANHYDRIDE N-BUTYRIC ANHYDRIDE 106-31-0 CH3CH2CH2CO2O CH3CH2CH2COO Organic Building Blocks Carboxylic Acid Anhydrides Carbonyl Compounds Building Blocks Organics Pharmaceutical Intermediates