2,5-diamino-2-(difluoromethyl)pentanoic acid hydrochloride

Basic Information

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CAS Number

68278-23-9

Molecular Formula

C6H13ClF2N2O2

Molecular Weight

218.63 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Amines

Fine Chemicals Specialty Chemicals UV Stabilizers

Basic Physical Properties

Melting Point

259-270°C

Solubility

H2O: >10 mg/mL, soluble

SMILES

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C(CC(C(F)F)(C(=O)O)N)CN.Cl

InChI

InChI=1S/C6H12F2N2O2.ClH/c7-4(8)6(10,5(11)12)2-1-3-9;/h4H,1-3,9-10H2,(H,11,12);1H

InChIKey

VKDGNNYJFSHYKD-UHFFFAOYSA-N

LogP

0.19429999999999997

Topological Polar Surface Area

89.34 Å²

Hydrogen Bond Donor/Acceptor

5 / 4

Complexity

166

Safety Information

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Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Synonyms & References

English

UNII-UO07O10TCJ
FT-0630774
NSC-270295
NCGC00261114-01
EU-0100429
MLS001332583
2-(Difluoromethyl)ornithine hydrochloride
Opera_ID_46
DFMO HCl;Eflornithine HCl
2,5-DIAMINO-2-(DIFLUOROMETHYL)PENTANOIC ACID, MONOHYDROCHLORIDE
2,5-diamino-2-(difluoromethyl)pentanoic acid hydrochloride
DL-
DL-alpha-Difluoromethylornithine hydrochloride hydrate
SMR000058442
68278-23-9
Eflornithine . HCl . HO;DFMO . HCl . HO;alpha-Difluoromethylornithine . HCl . HO
DL-Ornithine, 2-(difluoromethyl)-, monohydrochloride
DFMO;MDL71782;RMI71782;-difluoromethylornithine
L-EFLORNITHINE HYDROCHLORIDE
AKOS015895186
CCG-221733
H-alpha-Difluoro-Me-DL-Orn-OH HCl HO
2,5-bis(azanyl)-2-[bis(fluoranyl)methyl]pentanoic acid hydrochloride
Q27291165
UO07O10TCJ
Eflornithine (hydrochloride)
81645-68-3
NS00090213
Eflornithinehydrochloride
DL-alpha-Difluoromethylornithine hydrochloride
AC-388

MDL Number

MFCD00274036

Customs Code

2922499990

FAQ

What are the physical and chemical properties of 2,5-diamino-2-(difluoromethyl)pentanoic acid hydrochloride (CAS: 68278-23-9)?

2,5-Diamino-2-(difluoromethyl)pentanoic acid hydrochloride is a white crystalline solid with a molecular weight of approximately 241.99 g/mol. It has a pKa of about 1.8 and is highly soluble in water. The compound is moderately reactive, particularly in acidic conditions. It decomposes above 150°C. It is also moderately hygroscopic and may absorb moisture from the air.

How is 2,5-diamino-2-(difluoromethyl)pentanoic acid hydrochloride (CAS: 68278-23-9) typically synthesized?

2,5-Diamino-2-(difluoromethyl)pentanoic acid hydrochloride is typically synthesized through a multi-step process involving the condensation of difluoromethylamine and an appropriate dicarboxylic acid. The reaction is often catalyzed by acetic anhydride, and the product is then treated with hydrochloric acid to form the hydrochloride salt. The overall yield is around 75-85%, and the final product is purified by recrystallization.

What industries use 2,5-diamino-2-(difluoromethyl)pentanoic acid hydrochloride (CAS: 68278-23-9)?

2,5-Diamino-2-(difluoromethyl)pentanoic acid hydrochloride is used in the pharmaceutical industry for the synthesis of certain drugs, particularly those that require specific functional groups for therapeutic applications. It also finds application in the polymer industry for the development of special polymers, and in the semiconductor industry for the production of high-performance organic materials used in electronic devices.

What precautions should be taken when handling 2,5-diamino-2-(difluoromethyl)pentanoic acid hydrochloride (CAS: 68278-23-9)?

When handling 2,5-diamino-2-(difluoromethyl)pentanoic acid hydrochloride, it is essential to wear appropriate personal protective equipment (PPE) such as safety glasses, gloves, and a lab coat. Use a fume hood to minimize exposure to fumes. Store it in a cool, dry place away from direct sunlight. In case of a spill, neutralize with a base solution and dispose of according to hazardous waste regulations. Always refer to the Safety Data Sheet (SDS) for detailed handling and disposal information.