二环己基碳二亚胺

Description

Dicyclohexylcarbodiimide · CAS 538-75-0 · C13H22N2. UNII 0T1427205E. Boiling Point: 252 to 255 °F at 6 mmHg (NTP, 1992); Boiling Point: BP: 154-156 °C at 11 mm Hg; Melting Point: 93 to 95 °F (NTP, 1992).

Identification

CAS Registry Number	538-75-0
PubChem CID	10868
Molecular formula	C13H22N2
IUPAC name	N,N'-dicyclohexylmethanediimine
UNII (FDA)	0T1427205E

Computed Descriptors

Molecular Weight	206.33
XLogP3	4.7
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	2
Exact Mass	206.178298710
Monoisotopic Mass	206.178298710
Topological Polar Surface Area	24.7
Heavy Atom Count	15
Formal Charge	0

Physical & Chemical Properties

Boiling Point	252 to 255 °F at 6 mmHg (NTP, 1992)
Boiling Point	BP: 154-156 °C at 11 mm Hg
Melting Point	93 to 95 °F (NTP, 1992)
Melting Point	34.5 °C
Other Experimental Properties	Set point = 29-30 °C

Physical description & handling notes

• N,n'-dicyclohexylcarbodiimide is a white crystalline solid with a heavy sweet odor. (NTP, 1992)
• Dry Powder
• White solid with a sweet odor; [Hawley] White melt; mp = 33-36 deg C; [MSDSonline]
• Crystalline mass
• White crystals
• Colorless crystalline solid

GHS Hazard Classification

Reported hazard statements	H302, H311, H317, H318, H315 (20.6%), H400 (14.5%), H410 (14.9%), H413 (20.6%)

Documented Uses

• Used in chemical synthesis; [Hawley] Used as a coupling reagent in peptide chemistry; [Kanerva, p. 1781]
• Dicyclohexylcarbodiimide is used in industry as a stabilizing agent, coupling agent, and condensing agent. It has widespread use during protein synthesis in the recombinant DNA industry and in the synthesis of polypeptides in the chemical and pharmaceutical industries.[DHHS/NTP; Toxicology Studies of Dicyclohexylcarbodiimide (CAS No. 538-75-0) in F344/N Rats, B6C3F1 Mice, and Genetically Modified (FVB Tg.AC Hemizygous) Mice and Carcinogenicity Study of Dicyclohexylcarbodiimide in Genetically Modified
• Widely used reagent in the chemical and pharmaceutical industries; increasing use in field of bioenergetics; stabilizing agent in elastomers, natural rubber, and many types of polyolefins, polyesters, resins, fibers, cellulose esters, etc
• Preparation: ...Schmidt, Schnegg, US 2656383 (1953 to Bayer)
• Production volumes for non-confidential chemicals reported under the Inventory Update Rule.[Table#8038]
• Cyclohexanamine, N,N'-methanetetraylbis-: ACTIVE

Synonyms

DICYCLOHEXYLCARBODIIMIDE; 538-75-0; N,N'-Dicyclohexylcarbodiimide; 1,3-Dicyclohexylcarbodiimide; DCCD; DCCI; Carbodicyclohexylimide; Bis(cyclohexyl)carbodiimide; Carbodiimide, dicyclohexyl-; Cyclohexanamine, N,N'-methanetetraylbis-; dicyclohexylmethanediimine; N,N'-Methanetetraylbiscyclohexaamine; DTXSID1023817; Dicyclohexyl-Carbodiimide; CHEBI:53090; NSC-30022

Frequently Asked Questions

What are the CAS number and molecular formula of Dicyclohexylcarbodiimide?

CAS 538-75-0; molecular formula C13H22N2; molecular weight — g/mol.

What other names is Dicyclohexylcarbodiimide known by?

DICYCLOHEXYLCARBODIIMIDE, 538-75-0, N,N'-Dicyclohexylcarbodiimide, 1,3-Dicyclohexylcarbodiimide, DCCD, DCCI.

Is Dicyclohexylcarbodiimide classified as hazardous?

Hazard statements reported: H302, H311, H317, H318, H315.

What are the key physical properties of Dicyclohexylcarbodiimide?

Boiling Point: 252 to 255 °F at 6 mmHg (NTP, 1992); Boiling Point: BP: 154-156 °C at 11 mm Hg; Melting Point: 93 to 95 °F (NTP, 1992); Melting Point: 34.5 °C.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.