Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: L-Leucine,N-[(4-methylphenyl)sulfonyl]-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

1220-80-0

1220-80-0 structure

1220-80-0 structure

Name: N-Ts-Leu-OH
Chemical Name: 4-methyl-2-(4-methylphenylsulfonamido)pentanoic acid
CAS Number: 1220-80-0
Molecular Formula: C₁₃H₁₉NO₄S
Molecular Weight: 285.35900
Create Date: 2017-04-28 01:58:27
Modify Date: 2026-09-14 09:17:38

Name	4-methyl-2-(4-methylphenylsulfonamido)pentanoic acid
Synonyms	L-Leucine, N-[(4-methylphenyl)sulfonyl] (2S)-4-Methyl-2-(4-methylbenzenesulfonamido)pentanoic Acid N-Ts-L-leucine N-Tos-L-leucine N-tosyl-L-leucine (S)-4-Methyl-2-(4-methylphenylsulfonamido)pentanoic acid Tos-Leu-OH N-(P-TOSYL)-L-LEUCINE 4-toluenesulfonyl-L-isoleucine

Density	1.218g/cm3
Boiling Point	450.1ºC at 760mmHg
Melting Point	112-117°C
Molecular Formula	C₁₃H₁₉NO₄S
Molecular Weight	285.35900
Flash Point	226ºC
Exact Mass	285.10300
PSA	91.85000
LogP	3.24430
Vapour Pressure	6.87E-09mmHg at 25°C
Index of Refraction	1.537

Hazard Codes	Xn

Precursor 8
61-90-5 98-59-9 1888-75-1 103-71-9
134452-31-6 135822-87-6 2666-93-5 51220-84-9
DownStream 2
51220-84-9 124575-31-1

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