ChemicalBook--->CAS DataBase List--->28920-43-6

28920-43-6

28920-43-6 Structure

28920-43-6 Structure
IdentificationMore
[Name]

9-Fluorenylmethyl chloroformate
[CAS]

28920-43-6
[Synonyms]

9-FLUORENEMETHYL CHLOROFORMATE
9-FLUORENMETHYL CHLOROFORMATE
9-FLUORENYLMETHOXYCARBONYL CHLORIDE
9-FLUORENYLMETHYL CHLOROFORMATE
9-FLUORENYLMETHYLOXYCARBONYL CHLORIDE
9-FLUOROENYLMETHYL CHLOROFORMATE
9h-fluoren-9-ylmethyl chloroformate
CARBONOCHLORIDIC ACID, 9H-FLUOREN-9-YLMETHYL ESTER
CHLOROFORMIC ACID 9-FLUORENYLMETHYL ESTER
EMOCCI
FMOC-CHLORIDE
fmoc-ci
FMOC-CL
N-9-FLUORENYLMETHYL CHLOROFORMATE
RARECHEM FM OC 0001
1-(9-fluorenyl)methylchloroformate
chloro-formicacifluoren-9-ylmethylester
Formicacid,chloro-,fluoren-9-ylmethylester
9-FLUORENYLMETHYL CHLOROFORMATE (FMOC CL)
Fmoc-Cl(9-FluorenylmethoxycarbonylChloride)
[EINECS(EC#)]

249-313-6
[Molecular Formula]

C15H11ClO2
[MDL Number]

MFCD00001138
[Molecular Weight]

258.7
[MOL File]

28920-43-6.mol
Chemical PropertiesBack Directory
[Appearance]

White to off white crystalline powder
[Melting point ]

62-64 °C(lit.)
[Boiling point ]

365.79°C (rough estimate)
[density ]

1.1780 (rough estimate)
[refractive index ]

1.5330 (estimate)
[storage temp. ]

2-8°C
[solubility ]

dioxane: 0.1 g/mL, clear, colorless
[form ]

Crystalline Powder
[color ]

White to very pale yellow
[Sensitive ]

Moisture Sensitive
[BRN ]

2279177
[Stability:]

Hygroscopic, Moisture Sensitive
[InChI]

InChI=1S/C15H11ClO2/c16-15(17)18-9-14-12-7-3-1-5-10(12)11-6-2-4-8-13(11)14/h1-8,14H,9H2
[InChIKey]

IRXSLJNXXZKURP-UHFFFAOYSA-N
[SMILES]

C(Cl)(OCC1C2=C(C=CC=C2)C2=C1C=CC=C2)=O
[LogP]

3.45
[CAS DataBase Reference]

28920-43-6(CAS DataBase Reference)
Safety DataBack Directory
[Symbol(GHS) ]

Corrosion (GHS05)
GHS05
[Signal word ]

Danger
[Hazard statements ]

H314
[Precautionary statements ]

P260-P280-P301+P330+P331-P303+P361+P353-P304+P340+P310-P305+P351+P338
[Hazard Codes ]

C,T
[Risk Statements ]

R34:Causes burns.
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed .
[Safety Statements ]

S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S27:Take off immediately all contaminated clothing .
[RIDADR ]

UN 3261 8/PG 2
[WGK Germany ]

3
[RTECS ]

LQ6250000
[F ]

10-21
[TSCA ]

No
[REACH Registrations]

Active
[HazardClass ]

6.1
[PackingGroup ]

II
[HS Code ]

29159020
[Storage Class]

8A - Combustible corrosive hazardous materials
[Hazard Classifications]

Eye Dam. 1
Skin Corr. 1B
[Safety Profile]

A poison. Mutation data reported. A corrosive. When heated to decomposition it emits toxic vapors of Cl-.
Raw materials And Preparation ProductsBack Directory
[Raw materials]

9-Fluorenemethanol
[Preparation Products]

2-Ethylpiperazine-->Fmoc-8-amino-3,6-dioxaoctanoic acid-->Fmoc-D-phenylalanine-->Fmoc-2-aminonicotinic acid-->3-(9H-Fluoren-9-ylmethoxycarbonylamino)-isonicotinic acid-->Fmoc-Ile-OH-->Carbamic acid, N-(3-chloro-3-oxopropyl)-, 9H-fluoren-9-ylmethyl ester-->Tyrosine, N-[(9H-fluoren-9-ylmethoxy)carbonyl]--->Fmoc-L-phenylglycine-->Fmoc-L-4-Iodophenylalanine-->Fmoc-4-nitro-L-phenylalanine-->Fmoc-Nle-OH-->FMOC-L-Arginine-->Fmoc-Cys(tBu)-OH-->N-Boc-N'-Fmoc-L-Lysine-->Fmoc-L-hydroxyproline-->Fmoc-(2S,3R)-2-amino-3-hydroxy-4-methylpentanoic acid-->Fmoc-2-(2-aminoethoxy)ethanol
Material Safety Data Sheet(MSDS)Back Directory
[msds information]

FMOC-Chloride(28920-43-6).msds
Hazard InformationBack Directory
[Description]

9-Fluorenylmethyl chloroformate (Fmoc-C1) is a significant biochemical reagent introduced by Carpino. It has been widely utilized as a reagent for the introduction of the 9-fluorenylmethoxycarbonyl (Fmoc moiety) in both peptide and nucleotide synthesis, as well as serving as a coupling agent in peptide synthesis[1]. Furthermore, Fmoc-C1 can function as a versatile fluorescent labeling reagent for primary and secondary amines[2].
[Chemical Properties]

White to off white crystalline powder
[Uses]

9-Fluorenylmethyl chloroformate can act as reagent for the introduction of Fmoc-amino-protecting group, which is stable towards acids but is readily cleaved under mildly basic non-hydrolytic conditions.
[Uses]

9-Fluorenylmethyl chloroformate can be used as N-protecting reagent for oligonucleotide and peptide syntheses.
[Uses]

9-Fluorenylmethyl chloroformate is an N-Protecting agent for peptides research and was used for the pre-column derivatization of the biogenic amines (BAs) cadaverine (Cad), histamine (Him), octopami ne (Ocp), phenylethylamine (Pea), putrescine (Put), spermidine (Spd), spermine (Spm), tyramine (Tym).
[General Description]

Fmoc chloride is a derivatizing agent.
[Flammability and Explosibility]

Notclassified
[Purification Methods]

If the IR contains no OH bands (at ~3000 cm-1) due to the hydrolysis product 9-fluorenylmethanol, then purify it by recrystallisation from dry Et2O. IR (CHCl3) has a band at 1770 cm-1 (C=O), and the NMR (CDCl3) has  at 4-4.6 (m 2H, CHCH2) and 7.1-7.8 (m, 8 aromatic H) ppm. The azide (FMOC-N3) has m 89-90o (from -1hexane) and IR (CHCl3) at 2135 (N3) and 1730 (C=O) cm , and the carbazate (FMOC-NHNH2) has m 171o(dec) (from nitromethane), IR (KBr) 3310, 3202 (NH) and 1686 (CONH) cm-1. [Caprino & Han J Org Chem 37, 3404 1972 , J Am Chem Soc 92 5748 1970, Koole et al. J Org Chem 59 1657 1989, Fürst et al. J Chromatogr 499 537 1990.]
[References]

[1] S. TANTRY; V. V B; G Vasanthakumar. Synthesis of peptides employing 9-fluorenylmethyl chloroformate as a coupling agent[J]. Letters in peptide science?: LIPS, 2006, 10 1: 51-55. DOI:10.1007/BF02443642.
[2] H. A. MOYE  A. B. A Versatile Fluorogenic Labelling Reagent for Primary and Secondary Amines: 9-Fluorenylmethyl Chloroformate[J]. Analytical Letters, 1979, 12 1: 25-35. DOI:10.1080/00032717908082516.
Spectrum DetailBack Directory
[Spectrum Detail]

9-Fluorenylmethyl chloroformate(28920-43-6)MS
9-Fluorenylmethyl chloroformate(28920-43-6)1HNMR
9-Fluorenylmethyl chloroformate(28920-43-6)IR1
9-Fluorenylmethyl chloroformate(28920-43-6)Raman
Well-known Reagent Company Product InformationBack Directory
[Acros Organics]

9-Fluorenylmethyl chloroformate, 98%(28920-43-6)
[Alfa Aesar]

9-Fluorenylmethyl chloroformate, 98%(28920-43-6)
[Sigma Aldrich]

28920-43-6(sigmaaldrich)
[TCI AMERICA]

9-Fluorenylmethyl Chloroformate  [N-Protecting Agent for Peptides Research],>97.0%(LC)(T)(28920-43-6)
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