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(R)-(-)-1-(1-Naphthyl)ethyl isocyanate_Molecular_structure_CAS_42340-98-7)
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(R)-(-)-1-(1-Naphthyl)ethyl isocyanate

Catalog No. 70725 Name Sigma Aldrich
CAS Number 42340-98-7 Website http://www.sigmaaldrich.com
M. F. C13H11NO Telephone 1-800-521-8956
M. W. 197.23254 Fax
Purity ≥99.0% (sum of enantiomers, GC) Email
Storage Chembase ID: 145139

SYNONYMS

Title
(R)-(-)-1-(1-萘基)乙基异氰酸酯
IUPAC name
1-[(1R)-1-isocyanatoethyl]naphthalene
IUPAC Traditional name
1-[(1R)-1-isocyanatoethyl]naphthalene
Synonyms
(R)-NEI

DATABASE IDS

CAS Number 42340-98-7
MDL Number MFCD00004015
Beilstein Number 4181805
EC Number 255-759-2
PubChem SID 24886122

PROPERTIES

Grade for chiral derivatization
Linear Formula C10H7CH(CH3)NCO
Optical Purity enantiomeric ratio: ≥99.5:0.5 (GC)
Purity ≥99.0% (sum of enantiomers, GC)
Purity ≥99.0%
Boiling Point 106-108 °C/0.16 mmHg(lit.)
Density 1.118 g/mL at 25 °C(lit.)
Flash Point 93 °C
Flash Point 199.4 °F
Optical Rotation [α]20/D -47±2°, c = 3.5% in toluene
Refractive Index n20/D 1.604(lit.)
Refractive Index n20/D 1.604
GHS Pictograms GHS07
GHS Pictograms GHS08
GHS Signal Word Danger
GHS Hazard statements H315-H317-H319-H334-H335
European Hazard Symbols Harmful Harmful (Xn)
MSDS Link Download
Personal Protective Equipment Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
GHS Precautionary statements P261-P280-P305 + P351 + P338-P342 + P311
RID/ADR UN 2206 6.1/PG 3
Risk Statements 36/37/38-42/43
Safety Statements 23-26-36/37
Storage Temperature 2-8°C
Hazard Class 6.1
UN Number 2206
Packing Group 3
German water hazard class 3

DETAILS

Description (English)
Other Notes
Chiral derivatizing agent for the indirect resolution of alcohols, thiols and amines by chromatographic separation of diastereomeric derivatives1,2
Description (简体中文)
Other Notes
非对映衍生物色谱间接分离醇、硫醇和胺的手性衍生化剂1,2

REFERENCES