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: 3-FLUORO-DL-TYROSINE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

139-26-4

139-26-4 structure

139-26-4 structure

Name: 3-FLUORO-DL-TYROSINE
Chemical Name: 3-fluoro-L-tyrosine
CAS Number: 139-26-4
Molecular Formula: C₉H₁₀FNO₃
Molecular Weight: 199.17900
Create Date: 2016-01-16 21:23:58
Modify Date: 2025-08-27 16:05:07

Name	3-fluoro-L-tyrosine
Synonyms	3-FLUORO-DL-TYROSINE EINECS 206-964-0 3-FLUORO-D-ALANINE METHYL ESTER 3-fluoro-L-alanine methyl ester D-Alanine,3-fluoro-,methyl ester

Density	1.421 g/cm3
Boiling Point	362.4ºC at 760 mmHg
Melting Point	280ºC (dec.)(lit.)
Molecular Formula	C₉H₁₀FNO₃
Molecular Weight	199.17900
Flash Point	172.9ºC
Exact Mass	199.06400
PSA	83.55000
LogP	1.18600
Vapour Pressure	4.89E-07mmHg at 25°C
Index of Refraction	1.563

CHEMICAL IDENTIFICATION

RTECS NUMBER :: YP2625000

CHEMICAL NAME :: Tyrosine, 3-fluoro-

CAS REGISTRY NUMBER :: 139-26-4

LAST UPDATED :: 199612

DATA ITEMS CITED :: 7

MOLECULAR FORMULA :: C9-H10-F-N-O3

MOLECULAR WEIGHT :: 199.20

WISWESSER LINE NOTATION :: QVYZ1R DQ CF

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Human - man

DOSE/DURATION :: 143 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: AEPPAE Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. (Berlin, Ger.) V.110-253, 1925-66. For publisher information, see NSAPCC. Volume(issue)/page/year: 183,427,1936

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 12 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold Behavioral - irritability

REFERENCE :: JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 73,176,1941

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 14 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: AEPPAE Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. (Berlin, Ger.) V.110-253, 1925-66. For publisher information, see NSAPCC. Volume(issue)/page/year: 183,427,1936

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 18 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: AEPPAE Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. (Berlin, Ger.) V.110-253, 1925-66. For publisher information, see NSAPCC. Volume(issue)/page/year: 183,427,1936

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 11 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - dyspnea

REFERENCE :: AEPPAE Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. (Berlin, Ger.) V.110-253, 1925-66. For publisher information, see NSAPCC. Volume(issue)/page/year: 183,427,1936

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 8 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: AEPPAE Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. (Berlin, Ger.) V.110-253, 1925-66. For publisher information, see NSAPCC. Volume(issue)/page/year: 183,427,1936 *** REVIEWS *** TOXICOLOGY REVIEW IMSUAI Industrial Medicine and Surgery. (Northbrook, IL) V.18-42, 1949-73. For publisher information, see IOHSA5. Volume(issue)/page/year: 19,535,1950

Hazard Codes	Xn: Harmful;
Risk Phrases	R20/21/22
Safety Phrases	S36
WGK Germany	3
RTECS	YP2660000

3417-91-2 structure

3417-91-2

~%

139-26-4 structure

139-26-4

Literature: Kirk Journal of Organic Chemistry, 1980 , vol. 45, # 10 p. 2015 - 2016

5106-00-3 structure

5106-00-3

~%

139-26-4 structure

139-26-4

Literature: Kirk Journal of Organic Chemistry, 1980 , vol. 45, # 10 p. 2015 - 2016

1604-54-2 structure

1604-54-2

~%

139-26-4 structure

139-26-4

Literature: Kirk Journal of Organic Chemistry, 1980 , vol. 45, # 10 p. 2015 - 2016

73210-53-4 structure

73210-53-4

~68%

139-26-4 structure

139-26-4

Literature: Kirk Journal of Organic Chemistry, 1980 , vol. 45, # 10 p. 2015 - 2016

73210-50-1 structure

73210-50-1

~%

139-26-4 structure

139-26-4

Literature: Kirk Journal of Organic Chemistry, 1980 , vol. 45, # 10 p. 2015 - 2016

Precursor 5
3417-91-2 5106-00-3 1604-54-2 73210-53-4
73210-50-1
DownStream 0

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.