Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Boc-Trp(5-Br)-OH
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Nanjing Peptide Biotech Ltd
China
Product Name: Boc-Trp(5-Br)-OH
Price: ￥Inquiry/10g ￥Inquiry/100g ￥Inquiry/1kg ￥Inquiry/10kg
Purity: 98.0%
Stocking Period: 7 Day
Contact: jom
Email: chenglong.fan@njpeptide.com

75816-20-5

75816-20-5 structure

75816-20-5 structure

Name: Boc-Trp(5-Br)-OH
Chemical Name: boc-5-bromo-l-tryptophan
CAS Number: 75816-20-5
Molecular Formula: C₁₆H₁₉BrN₂O₄
Molecular Weight: 383.237
Catalog: Biochemical Amino acids and their derivatives Tryptophan derivatives
Create Date: 2018-12-30 22:04:22
Modify Date: 2025-08-31 15:03:05

Name	boc-5-bromo-l-tryptophan
Synonyms	N-Boc-sulfamoyl chloride chlorosulfonyl carbamic acid tert-butyl ester N'-ethyl-hydrazinecarboxylic acid tert-butyl ester N-t-butoxycarbonyl-5-bromotryptophan L-Tryptophan, 5-bromo-N-[(1,1-dimethylethoxy)carbonyl]- 5-Bromo-N-{[(2-methyl-2-propanyl)oxy]carbonyl}-L-tryptophan 2-amino-l-(N'-tert-butoxycarbonylamino)ethane N-ethyl-N'-Boc hydrazine t-Butoxycarbonyl-DL-5-bromotryptophan tert-butoxycarbonylamino sulfonyl chloride t-butoxycarbonylamino-ethylamine tert-butyl 2-ethylhydrazinecarboxylate chlorure de N-tert-butoxycarbonyle-sulfamoyle t-butoxycarbonylaminosulfonyl chloride

Density	1.5±0.1 g/cm3
Boiling Point	576.4±50.0 °C at 760 mmHg
Molecular Formula	C₁₆H₁₉BrN₂O₄
Molecular Weight	383.237
Flash Point	302.4±30.1 °C
Exact Mass	382.052826
PSA	91.42000
LogP	3.74
Vapour Pressure	0.0±1.7 mmHg at 25°C
Index of Refraction	1.620

HS Code	2933990090

6548-09-0 structure

6548-09-0

~82%

75816-20-5 structure

75816-20-5

Literature: Meyers; Chester A.; Coy; David H.; Schally; Andrew V. Patent: US4224199 A1, 1980 ;

Precursor 1
6548-09-0
DownStream 0

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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