Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Purity: 98.0%
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Ftalofyne
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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131-67-9

131-67-9 structure

131-67-9 structure

Name: Ftalofyne
Chemical Name: 2-(3-methylpent-1-yn-3-yloxycarbonyl)benzoic acid
CAS Number: 131-67-9
Molecular Formula: C₁₄H₁₄O₄
Molecular Weight: 246.25900
Create Date: 2018-09-10 12:53:18
Modify Date: 2025-08-25 11:39:14

Name	2-(3-methylpent-1-yn-3-yloxycarbonyl)benzoic acid
Synonyms	PHTHALOFYNE Ftalofino [INN-Spanish] (+-)-phthalic acid mono-(1-ethyl-1-methyl-prop-2-ynyl ester) Ftalofyne 3-methyl-1-pentyn-3-ol hydrogen phthalate (+-)-Phthalsaeure-mono-(1-aethyl-1-methyl-prop-2-inylester) Phthalofyne [USAN] Methalofyne Whipcide Ftalofynum [INN-Latin]

Density	1.194g/cm3
Boiling Point	411.1ºC at 760mmHg
Molecular Formula	C₁₄H₁₄O₄
Molecular Weight	246.25900
Flash Point	154.4ºC
Exact Mass	246.08900
PSA	63.60000
LogP	2.34350
Vapour Pressure	1.71E-07mmHg at 25°C
Index of Refraction	1.552

CHEMICAL IDENTIFICATION

RTECS NUMBER :: TI2520000

CHEMICAL NAME :: Phthalic acid, mono(1-ethyl-1-methyl-2-propynyl) ester

CAS REGISTRY NUMBER :: 131-67-9

LAST UPDATED :: 198610

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C14-H14-O4

MOLECULAR WEIGHT :: 246.28

WISWESSER LINE NOTATION :: QVR BVOX2&1&1UU1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 400 mg/kg

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

REFERENCE :: ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 7,85,1957

HS Code	2918990090

Precursor 2
85-44-9 77-75-8
DownStream 0

HS Code	2918990090
Summary	2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

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