Acetyl-L-tryptophan

Suppliers

Names

[ Name ]:
Acetyl-L-tryptophan

[Synonym ]:
L-Tryptophan, N-acetyl-
N-Acetyl-L-tryptophan
EINECS 214-935-9
(2S)-2-acetamido-3-(1H-indol-3-yl)propanoic acid
N-Acetyltryptophan
MFCD00065976
Acetyl-L-tryptophan
(S)-N-Acetyltryptophan
Tryptophan, N-acetyl-, L-
(S)-2-Acetamido-3-(1H-indol-3-yl)propanoic acid
N-Acetyl-Trp-OH
Ac-Trp-OH

Chemical & Physical Properties

[ Density]:
1.3±0.1 g/cm3

[ Boiling Point ]:
586.6±45.0 °C at 760 mmHg

[ Melting Point ]:
190ºC

[ Molecular Formula ]:
C₁₃H₁₄N₂O₃

[ Molecular Weight ]:
246.262

[ Flash Point ]:
308.6±28.7 °C

[ Exact Mass ]:
246.100449

[ PSA ]:
82.19000

[ LogP ]:
0.70

[ Vapour Pressure ]:
0.0±1.7 mmHg at 25°C

[ Index of Refraction ]:
1.645

[ Stability ]:
Stable. Incompatible with strong oxidizing agents.

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: YN6160000

CHEMICAL NAME :: Tryptophan, N-acetyl-, L-

CAS REGISTRY NUMBER :: 1218-34-4

LAST UPDATED :: 199701

DATA ITEMS CITED :: 13

MOLECULAR FORMULA :: C13-H14-N2-O3

MOLECULAR WEIGHT :: 246.29

WISWESSER LINE NOTATION :: T56 BMJ D1YVQMV1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 15000 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - cyanosis Nutritional and Gross Metabolic - body temperature decrease

REFERENCE :: IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 11,635,1980

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 3900 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Liver - other changes Nutritional and Gross Metabolic - body temperature decrease

REFERENCE :: IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 11,635,1980

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 10800 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - cyanosis Nutritional and Gross Metabolic - body temperature decrease

REFERENCE :: IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 11,635,1980

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 3580 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Liver - other changes Nutritional and Gross Metabolic - body temperature decrease

REFERENCE :: IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 11,635,1980 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 72 gm/kg/30D-I

TOXIC EFFECTS :: Blood - changes in erythrocyte (RBC) count Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - dehydrogenases

REFERENCE :: IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 11,666,1980 ** REPRODUCTIVE DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 55 gm/kg

SEX/DURATION :: female 7-17 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus) Reproductive - Effects on Embryo or Fetus - fetal death

REFERENCE :: IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 11,690,1980

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 27500 mg/kg

SEX/DURATION :: female 7-17 day(s) after conception

TOXIC EFFECTS :: Reproductive - Specific Developmental Abnormalities - musculoskeletal system

REFERENCE :: IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 11,690,1980

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intraperitoneal

DOSE :: 1650 mg/kg

SEX/DURATION :: female 7-17 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Embryo or Fetus - extra-embryonic structures (e.g., placenta, umbilical cord) Reproductive - Effects on Newborn - biochemical and metabolic

REFERENCE :: IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 11,690,1980

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intraperitoneal

DOSE :: 3300 mg/kg

SEX/DURATION :: female 7-17 day(s) after conception

TOXIC EFFECTS :: Reproductive - Maternal Effects - ovaries, fallopian tubes

REFERENCE :: IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 11,690,1980

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intraperitoneal

DOSE :: 4050 mg/kg

SEX/DURATION :: female 17-22 day(s) after conception lactating female 21 day(s) post-birth

TOXIC EFFECTS :: Reproductive - Effects on Newborn - other postnatal measures or effects

REFERENCE :: IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 11,713,1980

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intraperitoneal

DOSE :: 8100 mg/kg

SEX/DURATION :: female 17-22 day(s) after conception lactating female 21 day(s) post-birth

TOXIC EFFECTS :: Reproductive - Specific Developmental Abnormalities - musculoskeletal system

REFERENCE :: IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 11,713,1980

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intravenous

DOSE :: 13 gm/kg

SEX/DURATION :: female 6-18 day(s) after conception

TOXIC EFFECTS :: Reproductive - Specific Developmental Abnormalities - musculoskeletal system

REFERENCE :: IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 11,735,1980

Safety Information

[ Personal Protective Equipment ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter

[ Hazard Codes ]:
Xn

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
2

[ RTECS ]:
YN6160000

[ HS Code ]:
2933990090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

Thioacetic acid
L(-)-Tryptophan
2-acetamido-3-(1H-indol-3-yl)prop-2-enoic acid
DL-Tryptophan
Acetyl-L-tryptophan
AC-TRP-OME
Ethanoic anhydride
ethyl 2-acetamido-3-(1H-indol-3-yl)propanoate
methyl (S)-2-acetamido-4-cyanobutanoate
Nα-Acetylglutamine methyl ester

DownStream

Tryptophan, N-acetyl-, p-nitrophenyl ester, DL-
L(-)-Tryptophan
(R)-2-Acetamido-3-(1H-indol-3-yl)propanoic acid
Tryptophan, 7-(phenylmethoxy)-
1-methyl-3,4-dihydro-beta-carboline-3-carboxylic acid
AC-TRP-OME
Acetyl-L-tryptophan
Nα-acetyl-L-tryptophan-anilide
D-tryptophan
AC-TRP-OET

Customs

[ 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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N-Acetyl-L-Tryptophan
Acetyl-L-tryptophanamide
chloroacetyl-l-tryptophan
Ethyl N-Acetyl-L-tryptophan
Nα-Acetyl-L-tryptophan-anilid
N-Acetyl-L-tryptophan-azlacton
N-[2-(Dimethylamino)ethyl]-N-(6-fluoro-1,3-benzothiazol-2-YL)-2-phenylacetamide hydrochloride
N-(2-(dimethylamino)ethyl)-N-(6-fluorobenzo[d]thiazol-2-yl)-5,6-dihydro-1,4-dioxine-2-carboxamide hydrochloride
N-(2-(dimethylamino)ethyl)-N-(6-fluorobenzo[d]thiazol-2-yl)-3-(phenylthio)propanamide hydrochloride
Tert-butyl (4-benzyl-2-methoxypyridin-3-yl)carbamate
4-bromo-N-(6-chlorobenzo[d]thiazol-2-yl)-N-(2-(dimethylamino)ethyl)benzamide hydrochloride
N-(6-chlorobenzo[d]thiazol-2-yl)-4-cyano-N-(2-(dimethylamino)ethyl)benzamide hydrochloride
4-Acetyl-N-(6-chloro-1,3-benzothiazol-2-YL)-N-[2-(dimethylamino)ethyl]benzamide hydrochloride
N-(6-chlorobenzo[d]thiazol-2-yl)-N-(2-(dimethylamino)ethyl)furan-2-carboxamide hydrochloride
Ethylacetoacetate,3,4-dimeo benzal
N-(6-chlorobenzo[d]thiazol-2-yl)-N-(2-(dimethylamino)ethyl)-3-phenoxypropanamide hydrochloride

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