CAS 467442-20-2|(S)-2-(tert-Butoxycarbonylamino)-4,4-difluorobutanoic acid

Introduction：Basic information about CAS 467442-20-2|(S)-2-(tert-Butoxycarbonylamino)-4,4-difluorobutanoic acid, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs

Common Name	(S)-2-(tert-Butoxycarbonylamino)-4,4-difluorobutanoic acid
CAS Number	467442-20-2	Molecular Weight	239.217
Density	1.2±0.1 g/cm3	Boiling Point	348.1±42.0 °C at 760 mmHg
Molecular Formula	C₉H₁₅F₂NO₄	Melting Point	/
MSDS	/	Flash Point	164.3±27.9 °C

Names

Name	(2S)-4,4-difluoro-2-[(2-methylpropan-2-yl)oxycarbonylamino]butanoic acid

Chemical & Physical Properties

Density	1.2±0.1 g/cm3
Boiling Point	348.1±42.0 °C at 760 mmHg
Molecular Formula	C₉H₁₅F₂NO₄
Molecular Weight	239.217
Flash Point	164.3±27.9 °C
Exact Mass	239.096909
PSA	75.63000
LogP	1.94
Vapour Pressure	0.0±1.6 mmHg at 25°C
Index of Refraction	1.433
InChIKey	UCCLBCNDXKDPDT-YFKPBYRVSA-N
SMILES	CC(C)(C)OC(=O)NC(CC(F)F)C(=O)O

Safety Information

HS Code	2924199090

Customs

HS Code	2924199090
Summary	2924199090. other acyclic amides (including acyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

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