Chemical Intermediate Succinic Anhydride 99% CAS 108-30-5

• Customization: Available
• CAS No.: 108-30-5
• Formula: C4h4o3
• Model NO.: 99%
• Carboxyl No.: Dicarboxylic Acid
• Alkyl No.: Saturated Acid
• Appearance: Powder
• Source: Oxidation
• Colour: White
• Shelf life: 2 years
• Quality: TOP
• Content: Standard
• Chemical Intermediate: Succinic Anhydride
• Transport Package: Follow Customer′s Request.
• Specification: GB/FAO/SGS
• Trademark: TOP AGRO
• Origin: Zhejiang, China
• HS Code: 2917
• Production Capacity: 1, 000 T/Year

Product Description

Product Description

Common Name	Succinic anhydride
CAS Number	108-30-5	Molecular Weight	100.073
Density	1.4±0.1 g/cm3	Boiling Point	261.0±0.0 °C at 760 mmHg
Molecular Formula	C4H4O3	Melting Point	118-120 °C(lit.)

Chemical & Physical Properties

Density	1.4±0.1 g/cm3
Boiling Point	261.0±0.0 °C at 760 mmHg
Melting Point	118-120 °C(lit.)
Molecular Formula	C4H4O3
Molecular Weight	100.073
Flash Point	122.1±15.9 °C
Exact Mass	100.016045
PSA	43.37000
LogP	-1.30
Vapour density	3.5 (vs air)
Vapour Pressure	0.0±0.5 mmHg at 25°C
Index of Refraction	1.470
Storage condition	Store at 0-5°C
Stability	Stable. Incompatible with oxidising agents, strong acids, strong bases, alcohols, amines. Avoid exposure to water or moisture.
Water Solubility	<0.1 g/100 mL at 21 ºC (decomposes)

 

Packaging & Shipping

 

For liquid	200Ltr/drum, 20L/drum, 1L/bottle, 500ml/bottle, 250ml/bottle, 100ml/bottle.
For solid	25 kg/drum, 25kg/bag, 1kg/bag or on the requirement of client.
Delivery Detail	20-30days

 

Applications

 

Succinic anhydride (C4H4O3) is a reactive cyclic dicarboxylic acid anhydride derived from succinic acid. It is widely used in chemical synthesis, pharmaceuticals, and material science due to its ability to undergo ring-opening reactions with nucleophiles (e.g., -OH, -NH2). Below are its key applications:

 

1. Chemical Synthesis & Industrial Uses

A. Polymer Production

• Polyester Resins: Reacts with glycols (e.g., ethylene glycol) to form alkyd resins for coatings and adhesives.

• Polyimide Precursor: Used in high-performance plastics (e.g., Kapton®) for electronics and aerospace.

B. Pharmaceuticals & Drug Intermediates

• Active Pharmaceutical Ingredients (APIs):

  • Synthesizes antibiotics (e.g., chloramphenicol derivatives).

  • Forms succinate esters (e.g., metoprolol succinate, a beta-blocker).

• Prodrug Design: Enhances drug solubility (e.g., aspirin derivatives).

C. Dyes & Pigments

• Intermediate for azo dyes and fluorescent whitening agents.

 

2. Surface Modification & Functionalization

• Cellulose Modification:

  • Introduces carboxyl groups to improve paper strength or create absorbent materials.

• Protein Coupling:

  • Links to amino groups (-NH2) in proteins for bioconjugation (e.g., antibody labeling).

 

3. Food & Agriculture

• Acidulant (Regulated): Rarely used as a pH adjuster (E363) in beverages.

• Plant Growth Stimulant:

  • Hydrolyzes to succinic acid, a natural root growth promoter.

 

4. Other Applications

• Corrosion Inhibitors: Forms protective films on metal surfaces.

• Epoxy Curing Agent: Modifies epoxy resins for flexibility.

 

Key Reactions

1. Hydrolysis:

   (CH2CO)2O+H2O→HOOC-CH2-CH2-COOH (Succinic Acid)(CH2CO)2O+H2O→HOOC-CH2-CH2-COOH (Succinic Acid)

2. Esterification (with alcohols):

   (CH2CO)2O+ROH→ROOC-CH2-CH2-COOH(CH2CO)2O+ROH→ROOC-CH2-CH2-COOH

3. Amidation (with amines):

   (CH2CO)2O+RNH2→RNH-CO-CH2-CH2-COOH(CH2CO)2O+RNH2→RNH-CO-CH2-CH2-COOH

 

Safety & Handling

• Irritant: Causes skin/eye irritation; use PPE (gloves, goggles).

• Storage: Keep dry (hygroscopic) and away from bases/amines.

Conclusion: A versatile intermediate in polymers, pharmaceuticals, and surface chemistry, valued for its reactivity and biodegradability.

 

Company Profile

HANGZHOU TIANLONG BIOTECHNOLOGYCO.,LTD
ADD: NO.338, FENGQI EAST ROAD, HANGZHOU CITY, ZHEJANG PROVINCE, CHINA P.C:310020
 
 
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